减量施氮对渭北旱地春玉米产量、氮素利用及土壤硝态氮含量的影响
刘朋召, 王旭敏, 宁芳, 雒文鹤, 张琦, 张元红, 李军
Effects of reduced nitrogen application on yield, nitrogen utilization of spring maize and soil nitrate content in Weibei dryland, Northwest China
LIU Peng-zhao, WANG Xu-min, NING Fang, LUO Wen-he, ZHANG Qi, ZHANG Yuan-hong, LI Jun
应用生态学报
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2020, (8): 2621
-2629
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DOI: 10.13287/j.1001-9332.202008.025
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