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Guihong Bi, William B. Evans, James M. Spiers, and Anthony L. Witcher

Standard fertilization practices for greenhouse and nursery crops include the use of controlled-release fertilizer, periodic application of water-soluble fertilizer during production, or both. Recent movements toward naturally managed gardens and

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Jonathan Ebba, Ryan W. Dickson, Paul R. Fisher, Crysta N. Harris, Todd Guerdat, and Sofia Flores

before the point of sale. For example, Oliveira et al. (2016) showed high rates of controlled-release fertilizer (CRF) incorporated into the substrate or applied as a top-dress to the substrate surface increased plant performance [number of flowers

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Mary Jane Clark and Youbin Zheng

2011, almost 1 year after installation, the current study began by applying the following fertilizer treatments to the modules as outlined in Table 1 : 16N–2.6P–10K POLYON ® Homogenous NPK plus Minors, 5–6 month controlled-release fertilizer (Agrium

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Timothy K. Broschat

.2 inches. A 8N–0.9P–10K–4Mg landscape fertilizer with controlled-release nitrogen (N), K, and Mg (Nurserymen's Sure Gro Corp., Vero Beach, Fla.) was applied at a rate of 73 g·m −2 using a drop spreader (Lesco, Rocky River, Ohio) according to the following

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Mary Jane Clark and Youbin Zheng

= 3) for each of eight fertilizer rate treatments, as outlined in Table 1 , were applied to plots evenly by hand in a completely randomized design. Controlled-release N–P–K fertilizer was used as a result of its temperature-influenced nutrient release

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Valtcho D. Zheljazkov, Thomas E. Horgan, Tess Astatkie, Dolores Fratesi, and Charles C. Mischke

purpose fertilizer N:P:K at 20:20:20; Scotts-Sierra Horticultural Products Co.). The WSF treatment was fertilized with 100 mg·kg −1 of N with 1100 mL of WSF when other treatments received either tap water or SW. The untreated control had 2800 g of growth

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Kenneth G. McCabe, Christopher J. Currey, James A. Schrader, David Grewell, Jake Behrens, and William R. Graves

synthetic controlled-release fertilizer (CRF) used during experiments to grow ‘Honeycomb’ marigold, ‘Montego White’ snapdragon, and ‘Laser Synchro Scarlet’ cyclamen. Expt. 1. Production of marigold with four SP.A-based fertilizers and CRF. The first

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Peter Alem, Paul A. Thomas, and Marc W. van Iersel

, 1993 ). Controlled-release fertilizer can be used to provide plants with adequate nutrition and minimize runoff because CRFs release nutrients gradually ( Broschat and Moore, 2007 ; Cox, 1993 ) and are less prone to leaching than water

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Kenneth G. McCabe, James A. Schrader, Christopher J. Currey, David Grewell, and William R. Graves

superior fertilizer effect of the soy–PLA biocomposite could be the result of PLA being less degradable than PHA, and thus providing a more favorable C:N ratio for controlled nutrient release. When comparing blends of PLA and PHA with 33% soy bioplastic

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Daniel Leskovar and Yahia A. Othman

as CN (12%N, 17%Ca +2 ) at 2.8 and 5.6 g/tree, NO 3 − + NH 4 + applied as AN (35%N) at 2.8 and 5.6 g/tree, NH 4 + applied as urea (46% N) at 2.8 and 5.6 g/tree, and the controlled-release fertilizer OSC: 18-6-12 applied at 2.8 and 5.6 g/tree. The