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Bernard H. Zandstra, Sylvia Morse, Rodney V. Tocco, and Jarrod J. Morrice

asparagus was a serious weed problem. Traditional asparagus production included one or two tillings of asparagus fields each year for weed control and to incorporate previous year crop residue. However, it has been demonstrated that tillage reduces yield

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Samuel Y.C. Essah, Jorge A. Delgado, Merlin Dillon, and Richard Sparks

winter cover crops on nitrogen dynamics J. Soil Water Conserv. 53 241 244 Delgado, J.A. Del Grosso, S.J. Ogle, S.M. 2010 15 N Isotopic crop residue exchange studies suggest that IPCC methodologies to assess N 2 O-N emissions should be reevaluated Nutr

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Chris Gunter and Daniel S. Egel

2006 trial, it is likely the increased disease pressure in 2007 was due in part to the crop residue and associated FON remaining from the 2006 planting. In addition, there was more precipitation in 2006 than in 2007, and this may have resulted in higher

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James E. Altland and Charles Krause

-Kristensen (2005) assessed the suitability of miscanthus clippings for use as a container substrate by measuring various physical properties of this material and other composted crop residues. Their ( Dresboll and Thorup-Kristensen, 2005 ) research did not include

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Daniel L. Schellenberg, Anthony D. Bratsch, and Zhengxing Shen

was killed ≈8 weeks before planting using paraquat (Gramoxone™; Syngenta, Greensboro, NC) at 0.06 gal/acre. Experimental sites were first disked to incorporate cover crop residues, left for 2 to 3 weeks, and then chisel plowed and disked again. Before

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E.A. Guertal

A brief review of slow-release fertilizer technology Slow-release nitrogen fertilizers can be separated into three broad categories. The first is “natural” organic fertilizer, with the N contained as a part of crop residue, animal waste, or other

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T.K. Hartz, R. Smith, and M. Gaskell

market premium for produce. Unpredictable spring weather can complicate cover crop residue management and delay spring planting. Even where a cover crop is produced, its N contribution may be inadequate to supply high-N demand crops, and other organic N

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S. Alan Walters

://attra.ncat.org/attra-pub/PDF/garlic.pdf >. Bratsch, T. Morse, R. Shen, Z.X. Benson, B. 2005 No-till organic culture of garlic utilizing different cover crop residues and straw mulch for over-wintering protection, under two seasonal levels of organic nitrogen Virginia Veg. Small Fruit Specialty Crop

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Camille E. Esmel, Bielinski M. Santos, Eric H. Simonne, Jack E. Rechcigl, and Joseph W. Noling

Crops obtain required S from diverse sources including soil, crop residues, manures, irrigation water, rainfall, atmosphere, and soil amendments and fertilizers ( Tabatabai, 1984 ). In the past, the primary sources of S for crops were from

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Deborah Willard and Harlene Hatterman Valenti

high rate; however, poor germination resulted in a sparse crop residue that allowed a high population of dandelion to establish. Similarly, during both years, hairy vetch grew slowly so gaps in the thin plant canopy allowed numerous common purslane to