Environmental quality and public health concerns about the use of chemicals in conventional agriculture have driven a large increase in demand for organic food ( Dorais, 2007 ). Acreage of certified organic farm land in vegetable production in the
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Stephanie Wedryk, Joel Felix, Doug Doohan, and John Cardina
Xin Zhao, C.B. Rajashekar, Edward E. Carey, and Weiqun Wang
Work supported in part by a grant from the Organic Farming Research Foundation for a project entitled “Are organic vegetables more nutritious?” and by Initiative for Future Agriculture and Food Systems Grant No. 2001-52101-11431 from the USDA
Heidi J. Johnson, Jed B. Colquhoun, Alvin J. Bussan, and Carrie A.M. Laboski
Nitrogen management for optimal crop production is one of the most difficult and costly practices in organic agriculture. The majority of the N in organic sources is bound in organic compounds, which must be mineralized by the soil microbial
Danielle D. Treadwell, George J. Hochmuth, Robert C. Hochmuth, Eric H. Simonne, Lei L. Davis, Wanda L. Laughlin, Yuncong Li, Teresa Olczyk, Richard K. Sprenkel, and Lance S. Osborne
Sales of organic food reached $14.6 billion in the United States in 2005 and of those sales, fruit and vegetable sales comprised 2.48% of the total U.S. agricultural market share [ Organic Trade Association (OTA), 2006 ]. The organic fruit and
Albert H. Markhart III, Milton J. Harr, and Paul Burkhouse
Oral Session 1—Organic Horticulture Moderator: Matthew D. Kleinhenz 18 July 2005, 2:00–4:00 p.m. Ballroom H
Vincent M. Russo and P. Perkins-Veazie
for use as amendments in potting media in organic production. Arbuscular mycorrhizae (AM) are fungi that colonize roots of almost all vascular plants ( Singh and Adholeya, 2002 ). Linderman and Davis (2001) added an AM fungus, Glomus intraradices
Russell W. Wallace, Annette L. Wszelaki, Carol A. Miles, Jeremy S. Cowan, Jeffrey Martin, Jonathan Roozen, Babette Gundersen, and Debra A. Inglis
Spring 2010 and 2011 in high tunnel and open-field organic production systems located at the University of Tennessee, East Tennessee AgResearch and Education Center Organic Crops Unit in Knoxville (lat. 35.96°N, long. 83.92°W); the Texas AgriLife Research
Laban K. Rutto, Zelalem Mersha, and Mizuho Nita
The proportion of organically produced crops in the United States has been steadily increasing. The 2016 certified organic survey conducted by the U.S. Department of Agriculture’s (USDA) National Agricultural Statistics Service (NASS) in conjunction
Charles Benbrook
changes significantly as a function of these exogenous factors and farming system choices, in some cases exacerbating impacts on nutrient density and in other cases ameliorating them. For example, Yanez et al. (2008) showed that organic production can
Gwendolyn Hawkins, Stephanie E. Burnett, and Lois B. Stack
Consumer interest in certified organic produce and plants has increased in recent years. Worldwide, organic produce markets increased 20% every year between 1999 and 2004 ( Willer and Yussefi, 2004 ). Fruit and vegetables were the top grossing