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Mohammed El-Sayed El-Mahrouk, Yaser Hassan Dewir, and Salah El-Hendawy

Grape juice industries produce large amounts of waste, which can negatively affect the environment ( Kumar and Manimegalai, 2004 ). Composting of ‘Red Roomy’ grape waste for use as a partial peat substitute has been proposed; it could also reduce

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Tina M. Waliczek, Nicole C. Wagner, and Selin Guney

Increasingly, composting is used as a waste management method for a variety of organic materials ( Walker et al., 2006 ). Composting is the biological decomposition of organic and “waste” materials, such as plant tissues, food scraps, paper, animal

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Chenping Xu and Beiquan Mou

al., 2008 ). Composting is an aerobic process that relies on high temperatures, thermophilic and mesophilic bacteria to sanitize, decompose and stabilize organic material, which primarily are municipal or agricultural wastes. The main uses of composts

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Courtney D. DeKalb, Brian A. Kahn, Bruce L. Dunn, Mark E. Payton, and Allen V. Barker

declining in availability and increasing in price ( Sterrett, 2001 ). Compost has been suggested as a possible substitute to reduce both the environmental impact of harvesting peatmoss and costs for growers ( Bugbee and Frink, 1989 ; Sterrett, 2001

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Nicole Burkhard, Derek Lynch, David Percival, and Mehdi Sharifi

of allelopathic chemicals ( Duryea et al., 1999 ). With apples, studies have found that poultry litter and woodchip compost ( Brown and Tworkoski, 2004 ) and wood chip and shredded paper mulch ( Granatstein and Mullinix, 2008 ) provided effective weed

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Dan TerAvest, Jeffrey L. Smith, Lynne Carpenter-Boggs, Lori Hoagland, David Granatstein, and John P. Reganold

management are not well understood. The objectives of this study were to determine the effects of cultivation, wood chip mulch, and a legume cover crop on tree growth, partitioning of compost N at different application timings, and fertilizer-use efficiency

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Yin-Tung Wang and Thomas M. Blessington

1 Assistant Professor. 2 Professor and Center Director. Poinsettia cuttings were donated by Paul Ecke Poinsettias, Encinitas, Calif. Composted cotton burrs and partial financial support were provided by Back to Earth Resources, Dallas, Texas

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Yuqi Li and Neil S. Mattson

feedstocks and methods for producing organic fertilizers are extremely variable, which results in different components and physiochemical properties among different organic fertilizers. Many traditional organic fertilizers are produced as composts or other

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Monica Ozores-Hampton

are cover crops, compost, and raw manures ( Ozores-Hampton et al., 2012 ). Incorporating cover crops into vegetable production may enhance the sustainability of the system by recycling unused nutrients from previous vegetable crops, improve soil

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Rahmatallah Gheshm and Rebecca Nelson Brown

, 1998a ; Sinkevičienė et al., 2009 ; Skroch et al., 1992 ). Gheshm and Brown (2018) reported that a 1-inch-thick layer of multisource compost applied to soil in a high tunnel in Rhode Island increased soil temperatures relative to bare soil during