控失尿素减施及不同配比对夏玉米产量及氮肥效率的影响 |
张倩, 韩本高, 张博, 盛开, 李岚涛, 王宜伦 |
Reduced application and different combined applications of loss-control urea on summer maize yield and fertilizer efficiency improvement |
ZHANG Qian, HAN Ben-Gao, ZHANG Bo, SHENG Kai, LI Lan-Tao, WANG Yi-Lun |
图4 不同施肥处理对高产田夏玉米叶片硝酸还原酶活性的影响 处理同 |
Fig. 4 Effects of different fertilizer treatments on leaf NR activity of summer maize in high-yield field Treatments are the same as those given in |
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