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Jared Barnes, Paul Nelson, Brian E. Whipker, David A. Dickey, Dean Hesterberg, and Wei Shi

treatments from three nutrients at five levels. Nitrogen levels increase from the front to the back of the diagram (right sides of smaller cubes), phosphorus concentrations increase from the left to the right (tops of the smaller cubes), and potassium

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Bernadine C. Strik and David R. Bryla

. Trailing and semierect types are biennial fruiting, whereas the erect types can be biennial or annual fruiting ( Strik and Finn, 2012 ). Commercial caneberry growers are encouraged to develop fertilization programs based on initial nitrogen recommendations

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W. Garrett Owen

nursery growers must optimize production inputs ( Owen, 2019 ), such as fertilization. Traditionally, commercial mineral nutrition recommendations for the genera Heuchera range from 50 to 250 mg·L −1 nitrogen (N) on a continual basis ( Biernbaum and

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Timothy Coolong, Andre Luiz Biscaia Ribeiro da Silva, and Justin Shealey

/acre of N for the production of bell peppers using plastic mulch and drip irrigation with rows spaced on 6-ft centers ( Kissel and Sonon, 2008 ). Nitrogen fertilization recommendations have increased over time with changing production practices ( Batal and

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James E. Altland and Kay Yeon Jeong

substrates. The carbonate fraction of DL causes an increase in substrate pH, which can have secondary effects on nitrogen (N) form and N dynamics, as well as micronutrient availability. Dolomitic lime also introduces a source of Ca and Mg into the substrate

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Mary Jane Clark and Youbin Zheng

roof system. Fig. 2. Proportion vegetative coverage of green roof modules after fertilization on 29 Aug. 2011 with 5, 10, 15, 20, 25, 30, or 35 g·m −2 nitrogen (N) or unfertilized (Control). Data are means ± se (n = 3). Module production was

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

, SPAD chlorophyll index, dry weight, and tissue nitrogen (N)] during a simulated consumer phase compared with plants that received only water-soluble fertilizer (WSF) during production. Plant growth regulators (PGRs) applied during production also have

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Rebecca L. Darnell, Bruno Casamali, and Jeffrey G. Williamson

activity and low root NR activity are characteristic of cultivated blueberry species ( Claussen and Lenz, 1999 ; Darnell and Cruz-Huerta, 2011 ; Darnell and Hiss, 2006 ; Poonnachit and Darnell, 2004 ). Fig. 1. Rate of 15 N-enriched fertilizer nitrogen

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Catherine M. Grieve, James A. Poss, Peter J. Shouse, and Christy T. Carter

disposal and nitrogen pollution of the environment posed serious implications for the industry ( Skimina, 1980 ). Extensive research by that company led to the construction at the Azusa site of a water recycling plant capable of processing 5.3 × 10 6 L

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Isaac T. Mertz, Nick E. Christians, and Adam W. Thoms

Many commercial turfgrass fertilizers are referred to as specialty fertilizers. These products contain nitrogen (N), phosphorus (P), and potassium (K), in addition to organic materials such as plant hormones, humic substances, amino acids (AAs), or