有效积温与不同氮磷钾处理夏玉米株高和叶面积指数定量化关系

陈杨,王磊,白由路,卢艳丽,倪露,王玉红,徐孟泽

Quantitative Relationship Between Effective Accumulated Temperature and Plant Height & Leaf Area Index of Summer Maize Under Different Nitrogen, Phosphorus and Potassium Levels

CHEN Yang,WANG Lei,BAI YouLu,LU YanLi,NI Lu,WANG YuHong,XU MengZe

表6 不同氮磷钾处理下夏玉米LAI的生长动态方程参数（2019）

Table 6 Growth dynamic equation parameters of summer maize LAI under different NPK treatments (2019)

处理 Treatment 参数Parameter R2 K a b N0 4.73 2347.43 0.0103 0.9920** N1 5.15 3540.47 0.0111 0.9841** N2 5.43 2682.15 0.0108 0.9950** N3 5.42 3067.87 0.0107 0.9874** P0 4.90 2779.92 0.0103 0.9889** P1 5.02 3184.30 0.0107 0.9892** P2 5.43 2682.15 0.0108 0.9950** P3 5.13 2783.15 0.0109 0.9862** K0 5.06 3665.81 0.0108 0.9856** K1 5.19 1738.18 0.0101 0.9867** K2 5.43 2682.15 0.0108 0.9950** K3 4.89 2319.66 0.0104 0.9880**