控释尿素对夏玉米产量､氮肥利用效率及土壤硝态氮的影响
任翠莲1, 马银丽1, 董娴娴1, 张丽娟1,2, 吉艳芝1
Effects of applying controlled-release urea on the yield, nitrogen use efficiency and soil NO-3 -N of summer maize
REN Cui-lian1,MA Yin-li 1,DONG Xian-xian1,ZHANG Li-juan1,2,JI Yan-zhi1
河北农业大学学报
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2012, (2): 12
-17
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