Publications

The content on this page was translated automatically.

Scientific publications

Scientific publications 2021

Blume, Leonie; Hoischen-Taubner, Susanne; Möller, Detlev; Sundrum, Albert (2021): Status quo of the nutritional and economic situation and potentials of the use of domestic protein sources on organic poultry and pig farms. Part 1: Demand-oriented nutrient supply, animal losses, resource efficiency and profitability. Reports on Agriculture. https://doi.org/10.12767/BUEL.V99I2.349.

Blume, Leonie; Hoischen-Taubner, Susanne; Over, Caroline; Möller, Detlev; Sundrum, Albert (2021): Status quo of the nutritional and economic situation and potentials of the use of domestic protein sources on organic poultry and pig farms. Part 2: On-farm value creation potentials of feed management and the use of domestic protein sources. Reports on Agriculture. https://doi.org/10.12767/BUEL.V99I2.350.

Blumenstein, Benjamin; Knebl, Lucas, Möller, Detlev; Gattinger, Andreas; Brock, Christopher (2021): Carbon Balance and Economics: Trade-offs or Synergies in the Case of Anaerobic Digestion of Cereal Straw. Organic World Congress, Science Forum: 6th ISOFAR Conference co-organized with INRA, FiBL, Agroecology Europe, TP Organics and ITAB. Rennes, France (OWC2020-SCI-1292). Available online at https://orgprints.org/id/eprint/42189/.

Habel, Jonas; Uhlig, Verena; Hoischen-Tauber, Susanne; Schwabenbauer, Eva-Marie; Rumphorst, Theresa; Ebert, Lara, Möller, Detlev; Sundrum, Albert (2021): Income over service life cost - Estimation of individual profitability of dairy cows at time of death reveals farm-specific economic trade-offs. In: Livestock Science 254, pp. 104765. https://doi.org/10.1016/j.livsci.2021.104765.

Hoischen-Taubner, Susanne; Habel, Jonas; Uhlig, Verena; Schwabenbauer, Eva-Marie; Rumphorst, Theresa; Ebert, Lara; , Möller, Detlev; Sundrum, Albert (2021): The Whole and the Parts-A New Perspective on Production Diseases and Economic Sustainability in Dairy Farming. In: Sustainability 13 (16), p. 9044. https://doi.org/10.3390/su13169044.

Siegmeier, Torsten; Kluth, Jacob; Weedon, Odette; Finckh, Maria; Möller, Detlev (2021): Heterogeneous Populations Vs. Pure Line Varieties For Organic Winter Wheat Production In Germany - Economic Performance. Organic World Congress, Science Forum: 6th ISOFAR Conference co-organized with INRA, FiBL, Agroecology Europe, TP Organics and ITAB. Rennes, France (OWC2020-SCI-774). Available online at https://orgprints.org/id/eprint/42109/.

Sundrum, Albert; Habel, Jonas; Hoischen-Taubner, Susanne; Schwabenbauer, Eva-Marie; Uhlig, Verena; Möller, Detlev (2021): Proportion of dairy cows in the gaining phase - meta-criterion for identifying animal welfare-relevant and economic needs for action. Reports on Agriculture. https://doi.org/10.12767/BUEL.V99I2.340.

Presentations 2020

Blumenstein, B. (2020) Logistics and cost assessment of different straw utilization strategies. Presentation at the C.A.R.M.E.N. conference "Straw - Grass - Biogas". February 12, 2020, Dingolfing

Siegmeier, T. (2020): Bioenergy and Organic Farming. Lecture at the BioFach Congress, Nuremberg on February 14, 2020

Book contributions 2019

Siegmeier, T., Blumenstein, B. & Möller, D. (2019): Bioenergy Production and Organic Agriculture. In: Organic Farming. Global Perspectives and Methods. Eds. Chandran, S., Unni, M.R. & Thomas, S. Woodhead Publishing. 331-359. DOI: https://doi.org/10.1016/B978-0-12-813272-2.00012-4

Conference papers 2019

Büchler, D.; Siegmeier, T.; Haase, T.; Möller, D. (2019): Practice-based research networks - An explorative study with actors in organic farming in Hesse. In: Mühlrath, D. et al. (eds.) Innovative thinking for a sustainable agriculture and food industry. Contributions to the 15th Scientific Conference on Organic Farming, Kassel, March 5-8, 2019, Verlag Dr. Köster, Berlin.

Burwitz, L.; Siegmeier, T.; Weedon, O.; Finckh, M.R.; Möller, D. (2019): Winter wheat composite cross populations in organic farming - strengths and weaknesses from the perspective of supply chain actors. In: Mühlrath, D. et al. (eds.) Innovative thinking for a sustainable agriculture and food industry. Contributions to the 15th Scientific Conference on Organic Farming, Kassel, March 5-8, 2019, Verlag Dr. Köster, Berlin.

Siegmeier, T.; Kluth, J.; Weedon, O.; Finckh, M.R.; Möller, D. (2019): Economic performance of organic winter wheat production with composite cross populations. European Conference on Crop Diversification. 18.9. - 21.9.2019 in Budapest.

Siegmeier, T. Kluth, J.; Weedon, O.; Finckh, M.R.; Möller, D. (2019): Production risk in organic winter wheat cultivation - heterogeneous populations vs. pure line varieties. European Conference on Crop Diversification. 18.9. - 21.9.2019 in Budapest.

Siegmeier, T.; Kluth, J.; Weedon, O.; Finckh, M.R.; Möller, D. (2019): Profitability and stability of organic winter wheat production with composite cross populations. In: Mühlrath, D. et al. (eds.) Innovative thinking for a sustainable agriculture and food industry. Contributions to the 15th Scientific Conference on Organic Farming, Kassel, March 5-8, 2019, Verlag Dr. Köster, Berlin.

Siegmeier, T.; Kluth, J.; Weedon, O.; Finckh, M.R.; Möller, D. (2019): Production risk in organic winter wheat production - composite cross populations vs. line varieties. In: Mühlrath, D. et al. (eds.) Innovative thinking for a sustainable agriculture and food industry. Contributions to the 15th Scientific Conference on Organic Farming, Kassel, March 5-8, 2019, Verlag Dr. Köster, Berlin.

Scientific journal articles (peer review) 2018

Blumenstein, B., Siegmeier, T., Selsam, F., Möller, D., 2018. A case of sustainable intensification: Stochastic farm budget optimization considering internal economic benefits of biogas production in organic agriculture. Agricultural Systems 159, 78-92. https://doi.org/10.1016/j.agsy.2017.10.016

Scientific journal articles 2018

Wicklow, D., Möller, D., Ivemeyer, S., 2018. Calves to the dairy cow! In: Ecology & Agriculture (3), 37-39. https://www.wiso-net.de/document/OELA__B0AB9FE5C45CCF059F5B048E9C5BDDAC

Book contributions 2018

Möller, D. (2018): Farm management. In Wachendorf, M., Bürkert, A., Graß, R. (eds.): Ökologische Landwirtschaft. Uni-Taschenbücher GmbH. Stuttgart: Eugen Ulmer publishing house (UTB, 4863), pp. 282-296.

Conference contributions 2018

Baresel J. P., Backes G., Baćanović J., Bülow L., Frese L., Vijaya Bhaskar A. V., Finckh M., Knapp S., Möller D., Reents H. J., Schmidt J. H., Simon R., Unger S. & Weedon O. (2018): INSUSFAR: Innovative approaches to optimize genetic diversity for sustainable farming systems of the future. Inter-specific diversity of wheat for increased resilience and high yields and system specific adaptability. In: Bacanovic - Šišic, J., Dennenmoser, D., Finckh, M.R.: EUCARPIA Symposium on Breeding for Diversification, pp. 13-15, Kassel University Press, Witzenhausen. http://www.upress.uni-kassel.de/katalog/abstract.php?978-3-7376-0462-8

Siegmeier, T.; Möller, D. (2018): Profitability and risk of cultivating genetically heterogeneous winter wheat populations and line varieties in organic farming. In: Schriften der Gesellschaft für Wirtschafts- und Sozialwissenschaften des Landbaues e.V., vol. 4, pp. 377-379, Kiel.

Book contributions 2017

Blumenstein, B. (2017): Sustainable Intensification of Organic and Low-Input Agriculture through Integrated Bioenergy Production - System Analysis, Economic Implications, and Risk Assessment. Dissertation at the Faculty of Organic Agricultural Sciences, University of Kassel, Germany. Kassel University Press, Kassel

Conference contributions (peer review) 2017

Baresel, J.P., Backes, G., Bülow, L., Finckh, M.R., Frese, L., Knapp, S., Möller, D., Reents, H.J., Siegmeier, T., Simon, R., Weedon, O., 2017. Innovative Approaches to Optimize Genetic Diversity for Sustainable Farming Systems of the Future (INSUSFAR): Project Overview, in: Wolfrum, S., Heuwinkel, H., Reents, H.J., Wiesinger, K., Hülsbergen, K.-J. (Eds.), . Verlag Dr. Köster, Berlin, pp. 146-147. http://orgprints.org/31618/

Blumenstein, B., C. Brock, T. Dannehl and D. Möller (2017): Humus replacement strategies from an economic perspective: Necessary evil or profitable investment? In: Heuwinkel, H., S. Wolfrum, K.-J. Hülsbergen, H. J. Reents & K. Wiesinger (Eds.): Verlag Dr. Köster, Berlin. PP. 300-303. http://orgprints.org/31806/

Blumenstein, B., Finckh, M. R., Möller, D., Schmidt, J. H. & Wittwer, R. (2017): OSCAR: Production economic implications of intercropping and mulching systems - An interdisciplinary based application of Monte Carlo simulations. Schriften der Gesellschaft für Wirtschafts- und Sozialwissenschaften des Landbaues e.V., vol. 52, 2017, pp. 429 - 431.

Blumenstein, B., Finckh, M.R., Schmidt, J.H., Westaway, S., Brandsæter, L.O., Möller, D. (2017): Implications of subsidiary cropping and tillage system on economics and production risk. In: Rahmann et al (2017): Innovative Research for Organic 3.0 - Proceedings of the Science Track at the Organic World Congress, November 9-11, 2017 in Delhi, India. Sprint/Delhi, pp 686-689. https://www.thuenen.de/media/publikationen/thuenen-report/Thuenen-Report_54_Vol2.pdf

Brock, C., B. Blumenstein, T. Dannehl and D. Möller (2017): Options for securing humus supply in livestock-free organic farming considering humus balance and farm economics. In: Heuwinkel, H., K. Wiesinger, S. Wolfrum, K.-J. Hülsbergen & H. J. Reents (Eds.). pp. 296-299, Verlag Dr. Köster, Berlin. http://orgprints.org/31808/

Brock, C., T. Dannehl, B. Blumenstein and D. Möller (2017): Humus replacement strategies in livestock-free organic farming. In: Heuwinkel, H., H. J. Reents, K. Wiesinger, K.-J. Hülsbergen & S. Wolfrum (Eds.). pp. 292-295, Verlag Dr. Köster, Berlin. http://orgprints.org/31807/

Froschhammer, P. and Siegmeier, T. (2017): Farm economic comparison of mixed cropping of soybean and camelina with pure cropping of soybean. In: Wolfrum S., Heuwinkel H., Reents H. J., Wiesinger K. & Hülsbergen K.-J. (Eds.). Verlag Dr. Köster, Berlin. PP. 82-83. orgprints. org/31587/

Leisen, E. and V. Uhlig (2017): Pasture extent and profitability - 9-year evaluation of 39 organic dairy farms. In: Wolfrum, S., H. Heuwinkel, K. Wiesinger, H. J. Reents & K.-J. Hülsbergen (Eds.). Verlag Dr. Köster, Berlin. PP. 496-499. http://orgprints.org/31614/

Maaß, H., B. Blumenstein, C. Bruns and D. Möller (2017): Clover-grass utilization alternatives on low and no-livestock farms. In: Heuwinkel, H., K. Wiesinger, H. J. Reents, S. Wolfrum & K.-J. Hülsbergen (Eds.). pp. 310-313, Verlag Dr. Köster, Berlin. orgprints.org/31859/

Mühlrath, D., T. Siegmeier, D. Möller and J. Heß (2017): The organic control procedure in Germany from an expert perspective. In: Heuwinkel, H., S. Wolfrum, K.-J. Hülsbergen, K. Wiesinger & H. J. Reents (Eds.): Verlag Dr. Köster, Berlin. S.816-819. http://orgprints.org/31854/

Uhlig, V., E. Leisen and D. Möller (2017): Economic efficiency of pasture-based organic dairy farming: first results on causal relationships with selected animal health parameters. In: Heuwinkel, H., K.-J. Hülsbergen, H. J. Reents, S. Wolfrum & K. Wiesinger (Eds.). Verlag Dr. Köster, Berlin. PP. 476-479. http://orgprints.org/31867/

Lectures 2017

Blumenstein, B. (2017): Implications of subsidiary cropping and tillage system on economics and production risk. Presentation at the Science Track at the Organic World Congress - Innovative Research for Organic 3.0. November 11, 2017. Delhi, India.

Blumenstein, B. (2017): Biogas production in organic farming systems: Farm economic evaluation. Presentation at the C.A.R.M.E.N expert discussion "Farm biogas plants in organic farming", Plankstetten, 25.10.2017

Blumenstein, B. (2017): Manure-based biogas plants in organic farming: economic efficiency and potentials (AT). Presentation at the expert discussion "Small (manure) biogas plants, Fraunhofer Institute IWES, Kassel, 4.10.2017

Möller, D. Maaß, H.; Blumenstein, Benjamin and Bruns, Christian (2017) Alternatives of clover-grass utilization in low and no-livestock farms. Lecture: 14th Scientific Conference on Organic Farming, Weihenstephan Campus, Freising-Weihenstephan, March 07-10, 2017.

Scientific journal articles (peer review) 2016

Blumenstein, B., T. Siegmeier and D. Möller (2016): Economics of anaerobic digestion in organic agriculture: Between system constraints and policy regulations. Biomass and Bioenergy 86: 105-119.

Conference contributions (peer review) 2016

Baresel, J. Peter, Backes, Gunter, Bülow, Lorenz, Finckh, Maria R., Frese, Lothar, Knapp, Samuel, Möller, Detlev, Reents, Hans Jürgen, Siegmeier, Torsten, Simon, Robert, Weedon, Odette (2016): Innovative approaches to optimize genetic diversity for sustainable farming systems of the future: quantifying ecological performance. ESA Congress Sept. 5-9, 2016 Edingburgh. Aspects of Applied Biology.

Leisen, E. and Uhlig, V. (2016) Economic efficiency with different pasture extent - 9-year evaluation of 39 organic dairy farms. 60th Annual Conference of the AGGF 2016 in Luxembourg: Sustainable milk production: Research and practice in dialog. P. 163-166. http://www.lfl.bayern.de/mam/cms07/ipz/dateien/aggf_2016_leisen_uhlig.pdf

Uhlig, V., Leisen, E., Möller, D. (2016): Entrepreneurial levers to improve the profitability of pasture-based dairy farming systems. 60th Annual Conference of the AGGF 2016 in Luxembourg: Sustainable milk production: Research and practice in dialog. P. 155-158. http://www.lfl.bayern.de/mam/cms07/ipz/dateien/aggf_2016_uhlig_et_al.pdf

Book contributions 2016

Siegmeier, T. (2016): The Alliance of Bioenergy Production and Organic Farming: Scientific Interest, Research Topics, and System Implications. kassel university press GmbH.

OSCAR (2016): Optimizing Subsidiary Crop Applications in Rotations, Final report. 39. pp. Available at: http://cordis.europa.eu/docs/results/289/289277/final1-final-report-complete.pdf

Other (e.g. reviews, journalistic publications, etc.) 2016

Blumenstein, B. & Tkacz, M. (2016): Traditional and modern haymaking technology in comparison: working time and cost recording when using draft horses. Strong horses 77, 36-39

Monographs 2016

Siegmeier, T. (2016): The Alliance of Bioenergy Production and Organic Farming: Scientific Interest, Research Topics, and System Implications. kassel university press, 128 pages.

Scientific journal articles (peer review) 2015

Blumenstein, B., T. Siegmeier, C. Bruckhaus, V. Anspach and D. Moeller (2015): Integrated Bioenergy and Food Production-A German Survey on Structure and Developments of Anaerobic Digestion in Organic Farming Systems. Sustainability 7 (8): 10709-10732.

Brümmer, B., U. Hamm, R. Marggraf, D. Möller, O. Musshoff, M. Qaim, A. Spiller, L. Theuvsen, S. von Cramon-Taubadel and M. Wollni (2015): New Theories and Methods in Agricultural Economics and Social Sciences Report on the 54th Annual Conference of the German Society of Economic and Social Sciences in Agriculture from September 17 to 19, 2014. Reports on Agriculture 93 (2).

Siegmeier, T., B. Blumenstein and D. Möller (2015): Farm biogas production in organic agriculture: System implications. Agricultural Systems 139: 196-209.

Conference contributions (peer review) 2015

Biewer, S., J. Froharth and D. Möller (2015): Eco-oriented start-ups from universities: motivation and challenges. In: Häring, A.M. et al. (eds.) Success depends on courage - Retrospectives and outlooks on organic farming. 13th Scientific Conference on Organic Farming Eberswalde, Verlag Dr. Köster, Berlin. PP. 399-400. http://orgprints.org/27219/

Berger, H., T. Rentschler, J. Tschich, T. Siegmeier, D. Möller and U. Richter (2015): Development and operation of a mobile free-range system for organic rabbit fattening. In: Häring, A.M. et al. (eds.) Success depends on courage - Retrospectives and outlooks on organic farming. 13th Scientific Conference on Organic Farming Eberswalde, Verlag Dr. Köster, Berlin. PP. 399-400. http://orgprints.org/27115/

Blumenstein, B., T. Siegmeier, F. Hofmann, F. Gerlach, U. Zerger and D. Möller (2015): Biogas in organic farming: economic efficiency in the area of conflict between production system and policy. In: Häring, A.M. et al. (eds.) Success depends on courage - Retrospectives and outlooks on organic farming. 13th Scientific Conference on Organic Farming Eberswalde, Verlag Dr. Köster, Berlin. PP. 622-625. http://orgprints.org/27195/

Blumenstein, B., T. Siegmeier, F. Selsam, F. Hofmann, U. Zerger and D. Möller (2015): Effects of integrated biogas production on organic farming systems: monetary valuation. In: Häring, A.M. et al. (eds.) Am Mut hängt der Erfolg - Rückblicke und Ausblicke auf die ökologische Landbewirtschaftung. 13th Scientific Conference on Organic Farming Eberswalde, Verlag Dr. Köster, Berlin. PP. 626-629. http://orgprints.org/27199/

Mühlrath, D., J. Schumacher, C. Salomé and D. Möller (2015): Fairness and satisfaction in the Swiss organic market: New empirical results and current developments. In: Häring, A.M. et al. (eds.) Success depends on courage - Retrospectives and outlooks on organic farming. 13th Scientific Conference on Organic Farming Eberswalde, Verlag Dr. Köster, Berlin. S. 647-650. orgprints.org/27228/

Project reports 2015

Hofmann, Frank; Weddige, Ulf; Blumenstein, Benjamin; Möller, Detlev; Grieb, Beatrice; Mäder, Rolf; Zerger, Uli; Gerlach, Florian; Jaensch, Volker and Hartmann, Katharina (editors): Fachagentur Nachwachsende Rohstoffe e.V. (ed.) (2015) Biogas plants in organic farming. http://orgprints.org/29559/

Lectures 2015

Blumenstein, B. (2015): Economic evaluation of small farm biogas plants in organic farming. Presentation at the FNR conference "Chancen der Güllevergärung in kleinen Hofbiogasanlagen", April 15, 2015, Ulm

Blumenstein, B. (2015): Economic evaluation of organic biogas - perspectives from Germany. Presentation at the SustainGas final event. March 11, 2015, Brussels, Belgium

Other (e.g. reviews, journalistic publications etc.) 2015

Blumenstein, B., Siegmeier, T. & Möller, D. (2015): Biogas in organic farming: economic production possible in individual cases. Special issue on small manure systems. Biogas Journal 2015, pp. 9-13

Grieb, B., Hofmann, F. & Blumenstein, B. (2015): Fertile soil even in livestock-free organic farming. Ecology and agriculture 02/2015, 34-36

Scientific journal articles (peer review) 2014

Siegmeier, T., B. Blumenstein and D. Möller (2014): Joining agricultural bioenergy and organic farming systems? A literature review. Organic Agriculture 4:243-268. https://link.springer.com/article/10.1007/s13165-014-0079-x

Conference contributions (peer review) 2014

Blumenstein, B., Siegmeier, T. & D. Möller (2014): Biogas in Organic Agriculture: Utopia, Dead-end or Role Model - A Synopsis. In: Rahmann, G. & Aksoy, U. (Eds.): Proceedings of the 4th ISOFAR Scientific Conference, Building Organic Bridges, at the Organic World Congress 2014, Oct. 13-15, Istanbul, Turkey

Mühlrath, D., D. Möller and J. Schumacher (2014): Fairness and satisfaction in business relationships: results of a survey among Swiss organic farmers and buyers. In: Rahmann, G. & U. Aksoy (eds.): Building Organic Bridges, vol. 4, pp. 1027-1030, Johann Heinrich von Thünen Institute, Braunschweig, Germany. http://orgprints.org/23946/

Siegmeier, T., Blumenstein, B., Mühlrath, D. & D. Möller (2014): Structure and development of scientific journal publications on organic agriculture: A scientometric review. In: Rahmann, G. & Aksoy, U. (Eds.): Proceedings of the 4th ISOFAR Scientific Conference, Building Organic Bridges, at the Organic World Congress 2014, Oct. 13-15, Istanbul, Turkey

Project reports 2014

Böhm, H., R. Brandhuber, C. Bruns, M. Demmel, M. R. Finckh, J. Fuchs, A. Gronle, O. Hensel, G. Lux, D. Möller, H. Schmidt, K. Schmidtke, A.-K. Spiegel, W. Vogt-Kaute, D. Werren, K.-P. Wilbois, M. Wild and D. Wolf (2014): Grain legumes and soil fertility - strategies for successful cultivation. Federal Office for Agriculture and Food (BLE), Bonn, Germany. orgprints.org/25326/

Böhm, H., B. Bohne, R. Brandhuber, C. Bruns, M. Demmel, M. R. Finckh, J. G. Fuchs, A. Gronle, O. Hensel, G. Lux, D. Möller, H. Schmidt, K. Schmidtke, A.-K. Spiegel, W. Vogt-Kaute, K.-P. Wilbois, M. Wild and D. Wolf (2014): Grain legumes and soil fertility - Strategies for a successful cultivation. http://orgprints. org/31992/

Lectures 2014

Blumenstein, B. (2014): Investment management: Planning and calculating investments correctly. Lecture at the Bioland Young Farmers' Day 2014. February 06, 2014, Plankstetten Monastery

Siegmeier, T. (2014): Economic efficiency of clover-grass fermentation on organic farms. Lecture at the GÄA winter conference, Rittergut Limbach on January 30, 2014

Other (e.g. reviews, journalistic publications etc.) 2014

Bühle, L., Hensgen, F., Wachendorf, M., Blumenstein, B., Biewer, S., Möller, D. (2014): Burning up the meadow. DLG Communications 5/14

Scientific journal articles (peer review) 2013

Siegmeier, T. and D. Moeller (2013): Mapping research at the intersection of organic farming and bioenergy - A scientometric review. Renewable & Sustainable Energy Reviews 25: 197-204.

Conference contributions (peer review) 2013

Mühlrath, Daniel; Möller, Detlev and Schumacher, Jörg (2013) Fair buyer-supplier relationships in Swiss organic farming: Expectations and satisfaction of trading partners. Presentation at: 12th Scientific Conference on Organic Farming, Rheinische Friedrich-Wilhelms-University, Bonn, March 5-8, 2013. http://orgprints.org/21554/

Wolf, D., D. Möller, H. Schmidt, A. Gronle and H. Böhm (2013): Winter pea cultivation: Economic aspects for practical farms. In: D. Neuhoff, C. Stumm, S. Ziegler et al. (eds.) Beiträge zur 12. Wissenschaftstagung Ökologischer Landbau Ideal und Wirklichkeit: Perspektiven ökologischer Landbewirtschaftung, pp. 144-145, Verlag Dr. Köster, Berlin. http://orgprints.org/21570/

Wolf, D., D. Möller, H. Schmidt, G. Lux and K. Schmidtke (2013): Economic efficiency of green waste chaff: A risk-oriented system evaluation. In: D. Neuhoff, C. Stumm, S. Ziegler et al. (eds.) Beiträge zur 12. Wissenschaftstagung Ökologischer Landbau Ideal und Wirklichkeit: Perspektiven ökologischer Landbewirtschaftung, pp. 648-651, Verlag Dr. Köster, Berlin. http://orgprints.org/21408/

Wolf, D., D. Möller, H. Schmidt, M. Wild and M. Demmel (2013): Monetary effects of adjusted internal tire pressure in arable farming with special consideration of peas. In: D. Neuhoff, C. Stumm, S. Ziegler et al. (eds.) Beiträge zur 12. Wissenschaftstagung Ökologischer Landbau Ideal und Wirklichkeit: Perspektiven ökologischer Landbewirtschaftung. Verlag Dr. Köster, Berlin. PP. 38-41. http://orgprints.org/21407/

Blumenstein, B. and D. Möller (2013): Comparison of utilization options of extensive organic grassland - A stochastic risk analysis. In: In: D. Neuhoff, C. Stumm, S. Ziegler et al. (eds.) Contributions to the 12th Scientific Conference on Organic Farming Ideal and Reality: Perspectives on Organic Land Management. Verlag Dr. Köster, Berlin. PP. 710-713. http://orgprints.org/21563/

Blumenstein, B. and Möller, D. (2013): Economic evaluation of land use systems of extensive grassland. In: Bahrs, E., Becker, T., Birner, R., Brockmeier, M., Dabbert, S., Doluschitz, R., Grethe, H., Lippert, C., Thiele, E. (eds.): Schriften der Gesellschaft für Wirtschafts- und Sozialwissenschaften des Landbaus e.V., Vol. 48, 473-474

Siegmeier, T. (2013): Scientometric analysis of scientific journal literature on "organic farming". Paper at: 12th Wissenschaftstagung Ökologischer Landbau, Rheinische Friedrich-Wilhelms-Universität, Bonn, March 5-8, 2013.

Siegmeier, T., M.-L. Hertkorn, D. Mühlrath and D. Möller (2013): Structure and development of the scientific journal literature on "organic farming". In: D. Neuhoff, C. Stumm, S. Ziegler et al. (eds.) Beiträge zur 12. Wissenschaftstagung Ökologischer Landbau Ideal und Wirklichkeit: Perspektiven ökologischer Landbewirtschaftung. Verlag Dr. Köster, Berlin. S. 780-783

Project reports 2013

Wilbois, K.-P., H. Böhm, B. Bohne, R. Brandhuber, C. Bruns, M. Demmel, M. Finckh, J. Fuchs, A. Gronle, O. Hensel, J. Heß, R. Jörgensen, G. Lux, P. Mäder, D. Möller, H. Schmidt, K. Schmidtke, A.-K. Spiegel, L. Tamm, W. Vogt-Kaute, M. Wild and D. Wolf (2013): Increasing the added value of organically grown cash crops by optimizing the management of soil fertility. Research Institute of Organic Agriculture (FiBL), D-Frankfurt am Main.

Scientific journal articles (peer review) 2012

Blumenstein, B., L. Bühle, M. Wachendorf and D. Möller (2012): Economic assessment of the integrated generation of solid fuel and biogas from biomass (IFBB) in comparison to different energy recovery, animal-based and non-refining management systems. Bioresource Technology 119: 312-323.

Conference contributions (peer review) 2012

Abdalla, I., S. B. Abdalla, K. El-Siddig, D. Moeller and A. Buerkert (2012): Effects of red brick production on land use, household income, and greenhouse gas emissions in Khartoum, Sudan. Journal of Agriculture and Rural Development in the Tropics and Subtropics 113 (1): 51-60.

Blumenstein, B. and D. Möller (2012): Economic evaluation of land use systems of extensive grassland. 52nd Annual Conference, Stuttgart, Germany, September 26-28, 2012.

Blumenstein, B. and D. Möller (2012): On the economics of bio-energy recovery from semi-natural grasslands. In: Golinski, P., Warda, M., Stypinski, P. (eds.): Grassland - a European resource? Grassland Science in Europe, vol. 17, pp. 765-767, Grassland Science in Europe.

Meyerhoff, H.C.; Siegmeier, T.; Möller, D. (2012): Weder Familienbetrieb Noch Hofgemeinschaft-Eine Explorative Studie Zur Organization In "Gemeinschaftshöfen ". Contribution to the 52nd Annual Conference of GEWISOLA "Challenges of global change for agricultural development and world nutrition" University of Hohenheim, September 26-28, 2012

Mühlrath, D., D. Möller and J. Schumacher (2012a): Fairness in business relationships in Swiss organic farming: results of an empirical study. Schriften der Gesellschaft für Wirtschafts- und Sozialwissenschaften des Landbaues - GEWISOLA, Volume 47.

Mühlrath, D., D. Möller and J. Schumacher (2012b): Fairness and satisfaction in the Swiss organic market: new empirical results and recent developments. Schriften der Gesellschaft für Wirtschafts- und Sozialwissenschaften des Landbaues - GEWISOLA, Volume 47.

Siegmeier, T.; Meyerhoff, H.C. (2012): Neither family farm nor farm community - A study on the organizational form of "community farms". Poster presentation at the 39th Annual Conference of the Swiss Society for Agricultural Economics and Agricultural Sociology on March 23, 2012 in Spiez, CH.

Siegmeier, T. and D. Möller (2012): Simulation of on-farm effects in the integration of biogas plants in organic farming - results of a system analysis. In: Schriften der GeWiSoLa, Schriften der Gesellschaft für Wirtschafts- und Sozialwissenschaften des Landbaues e.V., Vol. 47, pp. 445-446, Halle.

Wolf, D., D. Möller, H. Schmidt, M. Wild, R. Brandhuber and M. Demmel (2012): Taking the pressure off the peas! Economic efficiency of reducing tire pressure in pea cultivation. Publications of the Society for Economic and Social Sciences in Agriculture - GEWISOLA, Volume 47.

Project reports 2012

Meyer, R. and C. Priefer (2012): Organic farming and bioenergy production - conflicting goals and possible solutions. Final report on the TA project. TAB working report, Berlin.

Lectures 2012

Blumenstein, B. (2012): Biogas production in organic farming from an economic perspective. Presentation at the conference of the series "Forum Nachhaltigkeit", November 19, 2012, Evangelische Akademie Hofgeismar

Blumenstein, B. (2012): Highlights from research in organic biogas - structures, economics, opportunities and risks. Presentation at SustainGas - Workshop. October 16, 2012, Berlin

Siegmeier, T. (2012): Biogas in organic farming - opportunities and risks for farms, the environment and the organic sector. Presentation at the annual general meeting of Naturland e.V., Rhineland-Palatinate on March 8, 2012

Siegmeier, T. (2012): Biogas in organic farming. Lecture at the annual general meeting of Naturland e.V., Haus Düsse, NRW, February 9, 2012.

Other (e.g. reviews, journalistic publications etc.) 2012

Wachendorf, M., Hensgen, F., Bühle, L., Möller, D., Blumenstein, B. (2012): Producing pellets and biogas from grass. top agrar, Energie magazin, 1/2012, 28-31.

Hensgen, F., Bühle, L., Wachendorf, M., Blumenstein, B., Möller, D. (2012): Energy from nature conservation grassland. International project on bioenergy also in the Vogelsberg. Hessenbauer 2/2012, 15-17.

Allahverdiyeva, N., D. Möller and U. Hampicke (2011): Cooperation opportunities and evaluation of agricultural enterprises from an economic perspective in the Gandja-Gazakh region of Azerbaijan. In: Heißenhuber, A. (ed.): Azerbaijan - 20 years of transformation in agriculture, pp. 67-73, Shaker, Freising.

Anspach, V., T. Siegmeier and D. Möller (2011): Biogas: Implications on productivity of organic farming systems. In: Proceedings of the 3rd ISOFAR conference, International Society of Organic Research, Namyangju, South Korea.

Anspach, V.; Siegmeier, T.; Möller, D. (2011): Biogas production in organic farming: structures and perspectives. kassel university press, 70 pages.

Anspach, V., T. Siegmeier, D. Möller (2011): Ecological intensification of organic farming systems through integration of biogas production. Contribution to the 3rd Scientific Conference of the International Society of Organic Agriculture Research (ISOFAR), 28.9.-1.10.2011 in Gyeonggi Paldang, South Korea.

Blumenstein, B. and D. Möller (2011a): Bio-energy from semi-natural grasslands? Socio-economics and risk assessment of alternative grassland utilization in disadvantaged areas. In: Pötsch, E. M., B. Krautzer & A. Hopkins (eds.): Grassland Farming and Land Management Systems in Mountainous Regions, Grassland Science in Europe, vol. 16, pp. 311-313, Grassland Science in Europe.

Blumenstein, B. and D. Möller (2011b): On the economics of organic grassland and alternative bio-energy systems - A risk modeling approach. In: Neuhoff, D., N. Halberg, I. A. Rasmussen, J. Hermansen, C. Ssekyewa & S. M. Sohn (eds.): Proceedings of the 3rd ISOFAR conference, pp. 64-67, International Society of Organic Research (ISOFAR), Namyangju, South Korea.

Blumenstein, B., L. Bühle and D. Möller (2011): Energy from extensive grassland? - Alternative bioenergy systems in organic farming. In: Leithold, G., K. Becker, C. Brock, S. Fischinger, A.-K. Spiegel, K. Spory, K.-P. Wilbois & U. Williges (eds.): Es geht ums Ganze: 11. Wissenschaftstagung Ökologischer Landbau, pp. 244-247, Dr. Köster, Berlin.

Blumenstein, B., M. Wachendorf, L. Bühle and D. Möller (2011): Electricity and fuel from organic grassland. Ecology and Agriculture 160, 27-29.

Herold, P. and B. Blumenstein (2011): Use of working horses - A forward-looking alternative. Ecology and Agriculture 160 , 22-23.

Meyerhoff, H. C., T. Siegmeier, D. Mühlrath and D. Möller (2011): Cooperation of independent farms on a common farm site: The organizational model "community farm". In: Leithold, G., K. Becker, C. Brock, S. Fischinger, A.-K. Spiegel, K. Spory, K.-P. Wilbois & U. Williges (eds.): Es geht ums Ganze: 11. Wissenschaftstagung Ökologischer Landbau, pp. 236-239, Dr. Köster, Berlin. http://orgprints.org/17588/

Siegmeier, T., O. Hensel, D. Möller, S. Hartmann (2011): An online decision support tool for planning and improving waste heat utilization from agricultural biogas plants. Contribution to the 2nd Congress "Biogas in Progress", 30.3.-1.4.2011 in Stuttgart-Hohenheim.

Siegmeier, T., D. Möller and V. Anspach (2011): Use of conventionally produced cosubstrates for biogas production in organic farming. In: Leithold, G., K. Becker, C. Brock, S. Fischinger, A.-K. Spiegel, K. Spory, K.-P. Wilbois & U. Williges (eds.): Es geht ums Ganze: 11. Wissenschaftstagung Ökologischer Landbau, pp. 221-224, Dr. Köster, Berlin.

Siegmeier, T., D. Möller, V. Anspach (2011): Use of conventionally produced cosubstrates for biogas production in organic farming. Paper at: 11th Scientific Conference on Organic Farming, March 15-18, 2011 in Giessen.

Siegmeier, T., D. Möller (2011): Simulation of on-farm effects in the integration of biogas plants in organic farming - results of a system analysis. Contribution to the 51st Conference of the Society for Economic and Social Sciences in Agriculture (GEWISOLA), September 28-30, 2011 in Halle a. d. Saale.

 

Siegmeier, T. (2011) Biogas in organic farming - substrate supply and profitability after the EEG amendment. Lecture at the Hessian Ministry for the Environment, Food, Agriculture and Consumer Protection (HMUELV), Wiesbaden on November 10, 2011.

Siegmeier, T.; Anspach, V.; Möler, D. (2011): Sustainability vs. performance? Feeding strategies and substrate supply of biogas plants on German organic farms. Poster presentation at the 19th European Biomass Conference and Exhibition, Berlin 6-10.6.2011

Siegmeier, T. (2011): Principles vs. yields? - Discourse on the co-fermentation of conventional substrates in biogas production in organic farming. Leading and organizing a discussion workshop at the 11th Scientific Conference on Organic Farming, Gießen, March 15-18, 2011.

Siegmeier, T. (2011): Utilization of waste heat from bioenergy production in agriculture (NABEL). Presentation at the 1st Innovation Forum for Renewable Resources and Bioenergy, 28.2.-1-3.2011 in Kassel.

Wachendorf, M., D. Möller, L. Bühle, F. Hensgen and B. Blumenstein (2011): Conservation of nature conservation grassland through decentralized energy recovery. Interim results of the PROGRASS model project. Solar Age (2): 28-33.

2010

Abdalla, I. F., S. B. Abdalla, D. Möller, J. Gebauer, K. El-Siddig and A. Bürckert (2010): Resource Constraints in Urban Food Production: A Survey of Red Bricks Kilns in Khartoum State, Sudan. In: Tielkes, E. (ed.): World Food System: Tropentag 2010, p. 500, DITSL, Witzenhausen.

Allahverdiyeva, N. and R. Neudert (2010): Profitability of transhumance farms and improvement possibility by cooperation. In: ASAU (ed.):pp. 32-33, Azerbaijan State Agriculture University, Ganja.

Anspach, V. (2010): Status quo, perspectives and economic potentials of biogas production on farms in organic farming. Kassel University Press, Kassel.

Anspach, V., F. Gerlach, R. Graß, J. Herrle, J. Heß, H.M. Paulsen, T. Siegmeier, M. Szerencsits, G. Wehde, M. Wiggert, K.P. Wilbois, H. Zeller, U. Zerger (2010): Bioenergy production and energy crop utilization in organic farming. Expert report for the German Bundestag, submitted to the Office of Technology Assessment (TAB).

Anspach, V., T. Siegmeier and D. Möller (2010): Biogas production in organic farming. Kassel University Press, Kassel.

Siegmeier, T. (2010): Status of biogas production in organic farming. Lecture on "Joint symposium of Bioland Beratung GmbH & Naturland Fachberatung" on December 7 in Fürstenfeldbruck

Siegmeier, T. (2010): Use of conventionally produced substrates for biogas production in organic farming. Presentation at the TAB expert workshop "Bioenergy and organic farming" on October 15 in Frankfurt/Main.

2009

Anspach, V. and D. Möller (2009): Concepts and strategies of biogas production in organic farming - results of the Bio-Biogas-Monitoring 2007. in: Mayer, J., T. Alföldi, F. Leiber, D. Dubois, P. Fried, F. Heckendorn, E. Hillmann, P. Klocke, A. Lüscher, S. Riedel, M. Stolze, F. Strasser, M. van der Heijden & H. Willer (eds.): Werte - Wege - Wirkungen: 10. Wissenschaftstagung Ökologischer Landbau, vol. 1, pp. 390-393, Dr. Köster, Berlin.

Anspach, V., J. Herrmann and D. Möller (2009): Status quo of organic beekeeping in Germany. In: Mayer, J., T. Alföldi, F. Leiber, D. Dubois, P. Fried, F. Heckendorn, E. Hillmann, P. Klocke, A. Lüscher, S. Riedel, M. Stolze, M. Strasser, M. van der Heijden & H. Willer (eds.): Werte - Wege - Wirkungen: 10. Wissenschaftstagung Ökologischer Landbau, pp. 388-391, Verlag Dr. Köster, Berlin.

Behrens, M., D. Möller, T. Haase and J. Heß (2009): Economic evaluation of the integration of temporary nature conservation measures in organic farming - the example of flower strips. In: Mayer, J., T. Alföldi, F. Leiber, D. Dubois, P. Fried, F. Heckendorn, E. Hillmann, P. Klocke, A. Lüscher, S. Riedel, M. Stolze, F. Strasser, M. van der Heijden & H. Willer (eds.): Werte - Wege - Wirkungen: 10. Wissenschaftstagung Ökologischer Landbau, vol. 1, pp. 438-441, Dr. Köster, Berlin.

Bickel, M., D. Mühlrath and K. Zander (2009): Purchasing motives and willingness to pay for producer fair milk products from Upländer Bauernmolkerei. In: Mayer, J., T. Alföldi, F. Leiber, D. Dubois, P. Fried, F. Heckendorn, E. Hillmann, P. Klocke, A. Lüscher, S. Riedel, M. Stolze, M. Strasser, M. van der Heijden & H. Willer (eds.): Werte - Wege - Wirkungen: 10. Wissenschaftstagung Ökologischer Landbau, vol. 2, pp. 352-355, Dr. Köster, Berlin.

Blumenstein, B. and D. Möller (2009): Draught horse use in agriculture: motivation, working time and profitability. In: Mayer, J., T. Alföldi, F. Leiber, D. Dubois, P. Fried, F. Heckendorn, E. Hillmann, P. Klocke, A. Lüscher, S. Riedel, M. Stolze, F. Strasser, M. van der Heijden & H. Willer (eds.): Werte - Wege - Wirkungen: 10. Wissenschaftstagung Ökologischer Landbau, pp. 298-301, Dr. Köster, Berlin.

Lange, K. (2009): Profitability of sow husbandry in organic farming - Optimization potential through group housing of farrowing sows and prophylactic animal health measures. Cuvillier, Göttingen.

Lange, K. and D. Möller (2009): Profitability of organic piglet production - A decision support tool. In: Mayer, J., T. Alföldi, F. Leiber, D. Dubois, P. Fried, F. Heckendorn, E. Hillmann, P. Klocke, A. Lüscher, S. Riedel, M. Stolze, M. Strasser, M. van der Heijden & H. Willer (eds.): Werte - Wege - Wirkungen: 10. Wissenschaftstagung Ökologischer Landbau, pp. 272-275, Dr. Köster, Berlin.

Neudert, R. and N. Allahverdiyeva (2009a): The economic performance of transhumant sheep farming in Azerbaijan and prospects for its future development. South Caucasian Annals of Agrarian Science 7 (4): 153-157.

Neudert, R. and N. Allahverdiyeva (2009b): Within the Bounds of Economic and Ecological Possibilities - Prospects for Pastoralism in Azerbaijan. In: Tielkes, E. (ed.): Biophysical and Socio-economic Frame Conditions for the Sustainable Management of Natural Resources: Tropentag 2009, p. 350, DITSL, Witzenhausen.

2008

Aliyev, Z., N. Allahverdiyeva and R. Schlauderer (2008): Lack of Liquidity and Financing Possibilities for Agricultural Family Farms in Azerbaijan: The Example of Mountain Grazing Systems in the Region of Gandja-Gasach. In: Tielkes, E. (ed.): Competition for Resources in a Changing World: Tropentag 2008, p. 66, Cuvillier, Göttingen.

Anspach, V. and D. Möller (2008): Biogas - green gold from the field? Economic potentials and ecological sustainability of biogas plants. In: Der kritische Agrarbericht 2008, Landwirtschaft als Energieerzeuger, AgrarBündnis.

Möller, D. and V. Anspach (2008a): Biogas and Organic Farming: Empirical evidence on production structure and economics in Germany. In: Neuhof, D., N. Halberg, T. Alfldi, W. Lockeretz, A. Thommen, I. Rasmussen, J. Hermansen, M. Vaarst, L. Lock, F. Carporali, H. Jensen, P. Migliorini & H. Willer (eds.): Proceedings of the 2nd ISOFAR conference, vol. 2, International Society of Organic Research (ISOFAR), Bonn.

Möller, D. and V. Anspach (2008b): Economic efficiency of biogas production in organic farming, results of an empirical study. In: Glebe, T., A. Heißenhuber, L. Kirner, S. Pöchtrager & K. Salhofer (eds.): Agrar- und Ernährungswirtschaft im Umbruch: Schriften der GEWISOLA, vol. 43, pp. 571-574, Landwirtschaftsverlag, Münster-Hiltrup.

2007

Anspach, V. and D. Möller (2007a): Biogas production in organic farming - opportunities and challenges from a business perspective. In: Kuhlmann, F. & M. Schmitz (eds.): Good Governance in Agrar- und Ernährungswissenschaft: Schrifen der GEWISOLA, vol. 42, pp. 485-486, Landwirtschaftsverlag, Münster-Hiltrup.

Anspach, V. and D. Möller (2007b): Structures of agricultural biogas production in organic farming in Germany. In: Zikeli, S., W. Claupein, S. Dabbert, B. Kaufmann, T. Müller & A. Valle Zárate (eds.): Zwischen Tradition und Globalisierung: 9. Wissenschaftstagung Ökologischer Landbau, pp. 433-436, Dr. Köster, Berlin.

van Elsen, T., Godt, J., T. Haase, T. Fricke, M. Wachendorf, H. Sauke, D. Möller, M. Quintern, M. Otto, E. Kölsch, T. Baars and J. Heß (2007): E+E project "Integration of nature conservation objectives into organic farming using the example of the Hessian state domain Frankenhausen - measures in the farmed area". In: Zikeli, S., W. Claupein, S. Dabbert, B. Kaufmann, T. Müller & A. Valle Zárate (eds.): Zwischen Tradition und Globalisierung: 9th Wissenschaftstagung Ökologischer Landbau, pp. 879-882, Dr. Köster, Berlin.

Rolfsmeyer, D. and D. Möller (2007): Area performance and labour costs in the ridge-till system compared to an optimized ploughing system in organic farming. In: Zikeli, S., W. Claupein, S. Dabbert, B. Kaufmann, T. Müller & A. Valle Zárate (eds.): Zwischen Tradition und Globalisierung: 9. Wissenschaftstagung Ökologischer Landbau, pp. 725-727, Dr. Köster, Berlin.

Wolf, D. and D. Möller (2007): Farm management of the intra-farm accounting of nitrogen in the farm branch accounting in organic farming. In: Deutsche Landwirtschafts-Gesellschaft (ed.): Betriebszweigabrechnung im ökologischen Landbau. Arbeiten der DLG, vol. 202, pp. 50-58, DLG-Verlag, Frankfurt / Main.

2006 and before

Schroers, J. O. and D. Möller (2005): Location orientation of organic farming between cost leadership and niche production. In: Heß, J. & G. Rahmann (eds.): Ende der Nische: 8. Wissenschaftstagung Ökologischer Landbau, pp. 463-466, Kassel University Press, Kassel.

Möller, D. (1996): ECOSIM - A dynamic system simulation model for organic farms. Gießener Schriften zur Agrar- und Ernährungswissenschaft, Vol. 23, DLG-Verlag, Frankfurt / Main.

Practice-oriented publications

Blumenstein, B., Siegmeier, T. and Möller, D. (2015): Biogas in organic farming: economic production possible in individual cases. Biogas Journal, pp. 9-13.

Grieb, Beatrice; Hofmann, F.; Blumenstein, B. (2015): Fertile soil even in livestock-free organic farming. In: Ecology & Agriculture (2), pp. 34-36.

Hensgen, F., L. Bühle, M. Wachendorf, B. Blumenstein and D. Möller (2012): Energy from conservation grassland, LW Hessenbauer, 2 (2012).

Wachendorf, M., F. Hensgen, L. Bühle, D. Möller and B. Blumenstein (2012): Turning grass into pellets and biogas, Top Agrar - Energie-Magazin, 1 (2012).

Blumenstein, B., M. Wachendorf, L. Bühle and D. Möller (2011): Electricity and fuel from organic grassland, Ökologie und Landbau, 160 4/2011 (2011).

Herold, P. and B. Blumenstein (2011): Use of working horses - A forward-looking alternative, Ökologie und Landbau, 160 (2011).

Möller, D., R. Döbelt, E. Schön-Petersen and V. Schulze (2011): A look at the organic model country, DLG Mitteilungen, 10 (October 2011).

Wachendorf, M., D. Möller, L. Bühle, F. Hensgen and B. Blumenstein (2011): Preservation of conservation grassland through decentralized energy recovery, Solarzeitalter, 2 (June 2011).

BLE (2010): Development of biogas production in organic farming. Created on: 17.6.2010, accessed at: www.oekolandbau.de/erzeuger/oekonomie/biogas/biogaserzeugung-im-oekologischen-landbau/ (accessed on: 10.3.2011 ).

Anspach, V. and D. Möller (2007): Operating biogas plants economically, Hessenbauer/Pfälzer Bauer (2007).

Wolf, D. and D. Möller (2007): Farm management of the internal accounting of nitrogen in the farm branch accounting in organic farming. In: DLG (ed.): Betriebszweigabrechnung im ökologischen Landbau. Arbeiten der Deutschen Landwirtschafts Gesellschaft, vol. 202, pp. 50-58, DLG-Verlag, Frankfurt / Main.

Anspach, V. and S. Kahnert (2006): Free trade under discussion - Of losers and winners in agricultural policy, Bionachrichten (June 2006).

Anspach, V. and D. Möller (2006a): Is biogas also worthwhile for organic farmers?, Land & Forst (December 2006).

Anspach, V. and D. Möller (2006b): How economical can biogas plants be in organic farming?, Bauernblatt (December 2006).

Möller, D. (2006): Is biogas a new opportunity?, DLG-Mitteilungen (May 2006).

Richardt, K. (2005a): The genetic engineering boom in the USA, Bauernzeitung (December 2005).

Richardt, K. (2005b): Influential connections, Gen-ethischer Informationsdienst GID (September 2005).