氮素穗肥施用期对一季籼粳杂交稻氮肥效率、产量和品质的影响

乐丽红, 刘凯丽, 陈忠平, 王斌强, 唐舟, 程飞虎, 张昆

Effects of Application Time of N Fertilizer at Panicle Differentiation Stage on the Nitrogen Use Efficiencies, Yield and Quality of One-Season Indica-Japonica Hybrid Rice

Le Lihong, Liu Kaili, Chen Zhongping, Wang Binqiang, Tang Zhou, Cheng Feihu, Zhang Kun

图1 齐穗后不同时间的剑叶SPAD值（2019年） 不同小写字母表示在P < 0.05水平上差异显著，下同

Fig.1 SPAD values of flag leaves at different time after full heading (2019) Different lowercase letters indicate significant difference at the P < 0.05 level, the same below