粮食作物生产系统定量调控理论与技术模式

赵明,周宝元,马玮,李从锋,丁在松,孙雪芳

Theoretical and technical models of quantitative regulation in food crop production system

Ming ZHAO,Bao-Yuan ZHOU,Wei MA,Cong-Feng LI,Zai-Song DING,Xue-Fang SUN

表3 高产高效群体结构和功能参数

Table 3 Structures and function parameters of populations with high yield and high efficiency

作物 Crop 叶系统 Leaf system 穗系统 Spike system 产量 Grain yield (kg hm-2) MLAI MNAR HI EN (×104 hm-2) GN (No. ear-1) GW (g) 春玉米 Spring maize 4.29 5.94 0.49 8.69 411.3 342.8 13121.3 夏玉米 Summer maize 3.42 6.07 0.52 7.98 443.8 362.6 12408.4 冬小麦 Winter wheat 2.72 5.19 0.46 691.0 32.0 45.0 10110.2 水稻 Rice 3.81 3.94 0.51 373.4 129.7 22.5 11306.8