15N isotope techniques for estimating effects of urea-N fertilizer application rate on yields and nutrient contents of pakchoi cabbage and asparagus lettuce and nitrogen utilization efficiency
Liao Yulin, Soil and Fertilizer Institute of Hunan province, Changsha(China), Zheng Shengxian, Soil and Fertilizer Institute of Hunan province, Changsha(China), Rong Xiangmin, Hunan Agricultural University, Changsha(China), College of Resources and Environment
Published in Hunan agricultural science & technology newsletter : HASTN (01.12.2010)
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Published in Hunan agricultural science & technology newsletter : HASTN (01.12.2010)
Journal Article