不同氮素水平下双季稻株型与冠层内光截获特征研究

李艳大,黄俊宝,叶春,舒时富,孙滨峰,陈立才,王康军,曹中盛

Plant type and canopy light interception characteristics in double cropping rice canopy under different nitrogen rates

Yan-Da LI,Jun-Bao HUANG,Chun YE,Shi-Fu SHU,Bin-Feng SUN,Li-Cai CHEN,Kang-Jun WANG,Zhong-Sheng CAO

图4 不同生育期、时刻、冠层高度下的中嘉早17 N2处理冠层内光合有效辐射截获率的三维空间分布 H2、H4和H6分别表示距地面15 cm、45 cm和75 cm的冠层高度, A和B分别表示孕穗期和抽穗后12 d。

Fig. 4 Three dimensional spatial distribution for interception rate of photosynthetically active radiation (PAR) at N2 treatment of Zhongjiazao 17 under different development stages, times and canopy heights H2, H4, and H6 represent 15 cm, 45 cm, and 75 cm of canopy height from the ground, respectively. A and B represent booting stage and 12 d after heading, respectively.