光谱对水稻灌浆期剑叶光合及叶绿素荧光特性的影响

李江鹏,刘海俊,黄志午,刘晓英,尤杰,徐志刚

Effects of Spectral Distribution on Photosynthetic and Chlorophyll Fluorescence Characteristics of Flag Leaves at Grain Filling Stage in Rice

JiangPeng LI,HaiJun LIU,ZhiWu HUANG,XiaoYing LIU,Jie YOU,ZhiGang XU

表1 光谱分布对产量与产量构成要素的影响

Table 1 Effects of spectral distribution on yield and its components

处理 Treatment 穗数 Spike number (m-2) 穗粒数 Grain number per spike 千粒重 1000-grain weight (g) 结实率 Seed setting rate (%) 产量 Yield (kg·m-2) R660 129.38±9.31a 42.6±2.58a 28.6±0.10a 90.23±0.22c 0.142 R630 106.99±4.98b 36.8±3.02a 28.0±0.20b 93.68±0.29a 0.103 B460 104.50±3.05b 41.3±2.58a 28.9±0.12a 94.57±0.33a 0.118 B440 114.45±7.25ab 41.8±2.94a 27.9±0.12b 92.79±0.34b 0.124