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Journal of Integrative Agriculture
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Strategies for timing nitrogen fertilization of pear trees based on the distribution, storage, and remobilization of 15N from seasonal application of (15N H4)2SO4
JIANG Hai-bo1, LI Hong-xu2, ZHAO Ming-xin2, MEI Xin-lan1, KANG Ya-long1, DONG Cai-xia1, XU Yang-chun   
1 Jiangsu Provincial Key Lab of Solid Organic Waste Utilization/Jiangsu Collaborative Innovation Center of Solid Organic Wastes/ Educational Ministry Engineering Center of Resource-saving Fertilizers, Nanjing Agricultural University, Nanjing 210095, P.R.China
2 Institute of Fruit and Floriculture, Gansu Academy of Agricultural Sciences, Lanzhou 730070, P.R.China
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