轻简氮肥管理对华南双季稻产量和氮肥利用率的影响

彭碧琳,李妹娟,胡香玉,钟旭华,唐湘如,刘彦卓,梁开明,潘俊峰,黄农荣,傅友强,胡锐

Effects of Simplified Nitrogen Managements on Grain Yield and Nitrogen Use Efficiency of Double-Cropping Rice in South China

PENG BiLin,LI MeiJuan,HU XiangYu,ZHONG XuHua,TANG XiangRu,LIU YanZhuo,LIANG KaiMing,PAN JunFeng,HUANG NongRong,FU YouQiang,HU Rui

图3 产量与不同生长阶段的干物质积累量（A、B、C）和氮素积累量（D、E、F）的回归分析 图中*和**分别表示达到显著差异（P<0.05）和极显著差异（P<0.01）

Fig. 3 Regression analysis between grain yield and total dry weight (A, B, and C), and nitrogen accumulation (D, E, and F) during different growth stages *and** indicate significant difference（P<0.05）and extremely significant difference（P<0.01）