Search Results

You are looking at 41 - 50 of 3,292 items for :

  • nitrogen-15 x
  • Refine by Access: All x
Clear All
Full access

Robert D. Wright, Brian E. Jackson, Jake F. Browder, and Joyce G. Latimer

Rouge’ grown from 15 Oct. 2005 to 22 Dec. 2005 in peat-lite (X) or pine tree substrate (○) with four different rates of a 20N–4.4P–16.6K soluble fertilizer containing 12% NO 3 -N (nitrate nitrogen) and 8% NH 4 -N (ammonium N). (N = 5); 1 mg·L − 1 = 1

Free access

Sameh Sassi-Aydi, Samir Aydi, and Chedly Abdelly

rooting environment. The nutrient solution contained 0.25 m m KH 2 PO 4 , 0.7 m m K 2 SO 4 , 1 m m MgSO 4 ·7H 2 O, 1.65 m m CaCl 2 , and 22.5 m m iron for macronutrients and 6.6 m m manganese, 4 m m boron, 1.5 m m copper, 1.5 m m zinc, and 0.1 m m

Free access

M. Pilar Bañados, Bernadine C. Strik, David R. Bryla, and Timothy L. Righetti

materials decompose. Nitrogen recovery from leaves and flailed prunings averaged 9% over 2 years in kiwifruit ( Actinidia deliciosa A. Cher.; Ledgard et al., 1992 ) and 8% over 1.5 years in red raspberry ( Rubus idaeus L.; Strik et al., 2006 ). Nitrogen

Full access

Longyi Yuan, Yang Gao, and Deying Li

, nitrate nitrogen at a rate of 15 oz/acre was added using 4N–0P–0.8K (Cytozorb-S™; The Andersons), which contains 4.00% N from nitrate nitrogen, 0.8% K from potassium nitrate, 0.53% magnesium (Mg), 1% sulfur (S) from combined sulfur, 2% Fe, 0.25% Mn, and 0

Free access

Desmond G. Mortley, Stephanie Burrell, Conrad K. Bonsi, Walter A. Hill, and Carlton E. Morris

cuttings (15 cm) from each of two cvs., Whatley/Loretan and Georgia Jet, were planted into each of two NFT channels (0.15 × 0.15 × 1.2 m) in each growth chamber 25 cm apart through holes (2.5 cm diameter) in a polyvinyl chloride-1 flat plate assembly and 25

Full access

Yan Chen, Regina P. Bracy, Allen D. Owings, and Joey P. Quebedeaux

in each plot with like species planted next to each other. Plants were spaced 30 inches on centers. Two CRF were used: GF Osmocote®Plus 15N–3.9P–10K (7% ammoniacal and 8% nitrate nitrogen) and TF Osmocote®Plus 16N–3.5P–10K 7.5 g (7.5% ammoniacal and 8

Free access

Kyle Briscoe, Grady Miller, Scott Brinton, Dan Bowman, and Charles Peacock

. 65 53 57 Dudeck, A.E. Peacock, C.H. Freeman, T.E. 1985 Response of selected bermudagrasses to nitrogen fertilization, p. 495–504. In: Lemaire, F. (ed.). Proc. 5th International Turfgrass Research Conference, Avignon, France, 1–5 July Engelke, M

Free access

Warren E. Copes, Haibo Zhang, Patricia A. Richardson, Bruk E. Belayneh, Andrew Ristvey, John Lea-Cox, and Chuanxue Hong

, especially nitrogen (N) and phosphorus (P), associated with overflow from lakes and stormwater basins ( Burgin and Hamilton, 2007 ; Chiandet and Xenopoulos, 2016 ; Hem, 1985 ; Lea-Cox et al., 2001 ; Song et al., 2015 ). Nitrogen and phosphorus both partly

Full access

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

Organic production has become a significant sector of the vegetable industry in California. Providing sufficient soil nitrogen availability to reach maximum yield potential can be a challenge in organic culture. Cover cropping is generally the most

Free access

Esmaeil Fallahi, Michael J. Kiester, Bahar Fallahi, and Shahla Mahdavi

/ percent drip efficiency factor) × 0.90 × 3.90 m spacing × %GS. Nitrogen as UAN 32 (urea and ammonium nitrate, 32% N) was applied at the total annual rate of 60 g N/tree via fertigation twice per year. The first N was applied at the rate of 30 g/tree in