黄淮旱地冬小麦农艺性状与生育期气象因子的时空分布特征及互作关系

李世景,徐萍,张正斌,卫云宗

Spatial-Temporal Distribution Characteristic and Interaction Between Agronomic Traits of Winter Wheat and Precipitation of Growth Period in Huang-Huai Dryland

LI ShiJing,XU Ping,ZHANG ZhengBin,WEI YunZong

表3 黄淮旱地小麦产量与其他性状回归分析

Table 3 Regression analysis of actual yield of wheat and other traits in Huang-Huai dryland

麦区 Wheat area 最优回归模型 Optimal regression model 黄淮旱肥地 Huang-Huai fertile dryland X1=0.056X2+0.003X3-0.193 (F=40.867, P=0.000, R2=0.532) 黄淮旱薄地 Huang-Huai barren dryland X1=0.054X2+0.052X5-1.978 (F=61.988, P=0.000, R2=0.670)