内蒙古地区甜菜临界氮浓度稀释模型的构建及应用 |
张加康, 李斐, 史树德, 杨海波 |
Construction and application of the critical nitrogen concentration dilution model of sugar beet in Inner Mongolia, China |
ZHANG Jia-Kang, LI Fei, SHI Shu-De, YANG Hai-Bo |
图7 两品种甜菜氮素营养诊断 处理同 |
Fig. 7 Nitrogen nutrition diagnosis of two varieties in sugar beet Treatments are the same as those given in |
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