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| Studies on Absorption and Utilization of Nitrogen under Experiment of Long-term and Fixed Position Nitrogen Application in Vegetable Field |
| Ge Xiaoguang; Wang Xiaosue; Liu Xiuru et al. |
| Department of Vegetable Science; Shenyang Agricultural University 110161 |
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Abstract 蔬菜氮肥长期定位施用; 吸氮量; 氮素浓度; 氮素利用效率;
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Received: 01 January 1900
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