Organic Research at the USDA, Agricultural Research Service is Taking Root
暂无分享,去创建一个
[1] R. Ford Denison,et al. Yield increases during the organic transition: improving soil quality or increasing experience? , 2004 .
[2] Fusuo Zhang,et al. Crop yields, soil fertility and phosphorus fractions in response to long-term fertilization under the rice monoculture system on a calcareous soil , 2004 .
[3] D. Gibbon. Systems thinking, interdisciplinarity and farmer participation: essential ingredients in working for more sustainable organic farming systems , 2002 .
[4] E. DuPuis. Civic Markets: Alternative Value Chain Governance as Civic Engagement , 2006, Crop Management.
[5] W. Lockeretz. Establishing the proper role for on-farm research , 1987 .
[6] D. B. Friedman,et al. An interdisciplinary, experiment station-based participatory comparison of alternative crop management systems for California's Sacramento Valley , 1994 .
[7] J. Sooby. State of the States: organic farming systems research at land grant institutions 2000-2001. , 2001 .
[8] Kelli L. Larson,et al. Agricultural Research and Alternative Farmers’ Information Needs , 2001 .
[9] C. Dimitri,et al. A Brief Retrospective on the U.S. Organic Sector: 1997 and 2003 , 2006, Crop Management.
[10] G. R. Mehuys,et al. Farm-scale agronomic and economic conversion from conventional to sustainable agriculture. , 1990 .
[11] Richard L. Thompson,et al. On-farm experiment designs and implications for locating research sites , 1988 .
[12] S. Dabbert. Measuring and Communicating the Environmental Benefits of Organic Food Production , 2006 .
[13] H. Karsten,et al. Building diverse community networks for sustainable food systems: Guiding philosophies of the Pennsylvania Association for Sustainable Agriculture , 2003 .
[14] L. Drinkwater,et al. Fundamental Differences Between Conventional and Organic Tomato Agroecosystems in California , 1995 .
[15] W. Lockeretz. Strategies for organic research , 2002 .
[16] G. Shearer,et al. Organic farming in the corn belt. , 1981, Science.
[17] R. Harwood,et al. Crop Production During Conversion from Conventional to Low‐Input Methods , 1989 .
[18] C. Bull. US Federal Organic Research Activity is Expanding , 2006 .
[19] C. Bull,et al. USDA research into organic farming , 2002 .
[20] R. Harwood. A look back at USDA's Report and Recommendations on Organic Farming , 1993 .
[21] C. Folke,et al. Linking Social and Ecological Systems: Management Practices and Social Mechanisms for Building Resilience , 1998 .
[22] T. Ulbricht. Report and recommendations on Organic Farming: preparedby USDA Study Team on Organic Farming. United States Department of Agriculture, 1980, 94 pp , 1981 .
[23] C. Greene,et al. Recent Growth Patterns in the U.S. Organic Foods Market , 2012 .
[24] Experiential science as a novel scientific discipline , 2002 .
[25] R. Venette,et al. Transition from conventional to low-input agriculture changes soil fertility and biology , 1994 .
[27] Hugo Fjelsted Alrøe,et al. Towards a systemic research methodology in agriculture: Rethinking the role of values in science , 2002 .
[28] Laurie E. Drinkwater,et al. Cropping Systems Rsearch: Reconsidering Agricultural Experimental Approaches , 2002 .