不同株型玉米冠层光氮分布、衰老特征及光能利用对增密的响应
柏延文1(
),张宏军2,朱亚利1,郑学慧1,杨梅1,李从锋3,张仁和1()
),张宏军2,朱亚利1,郑学慧1,杨梅1,李从锋3,张仁和1()
Responses of Canopy Radiation and Nitrogen Distribution, Leaf Senescence and Radiation Use Efficiency on Increased Planting Density of Different Variety Types of Maize
BAI YanWen1(),ZHANG HongJun2,ZHU YaLi1,ZHENG XueHui1,YANG Mei1,LI CongFeng3,ZHANG RenHe1()
),ZHANG HongJun2,ZHU YaLi1,ZHENG XueHui1,YANG Mei1,LI CongFeng3,ZHANG RenHe1()
图4. 种植密度对不同株型玉米冠层叶片氮素浓度的影响（灌浆期）
Fig. 4. Effects of planting density on canopy nitrogen concentration of different layer for different plant types of maize(grain filling stage)
