华中区域直播冬油菜临界氮浓度稀释曲线的建立与应用
刘秋霞,任涛,张亚伟,廖世鹏,李小坤,丛日环,鲁剑巍(
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Determination and Application of a Critical Nitrogen Dilution Curve for Direct-Sowing Winter Oilseed Rape in Central China
LIU QiuXia,REN Tao,ZHANG YaWei,LIAO ShiPeng,LI XiaoKun,CONG RiHuan,LU JianWei()
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图3. 氮肥用量对直播冬油菜氮营养指数的影响
Fig. 3. Effects of N application rate on nitrogen nutrition index (NNI) of direct-sowing winter oilseed rape
