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3 不同氮磷钾处理下夏玉米株高的生长动态方程参数 （2019）

Table 3 Growth dynamic equation parameters of summer maize plant height under different NPK treatments (2019)

处理 Treatment 参数Parameter R2 K a b N0 283.00 59.93 0.0067 0.9962** N1 282.28 59.23 0.0068 0.9959** N2 285.00 56.34 0.0069 0.9955** N3 281.97 58.76 0.0068 0.9955** P0 279.42 60.74 0.0068 0.9952** P1 285.30 64.82 0.0068 0.9949** P2 285.00 56.34 0.0069 0.9955** P3 285.70 58.42 0.0068 0.9958** K0 278.93 68.96 0.0069 0.9970** K1 288.52 56.77 0.0067 0.9949** K2 285.00 56.34 0.0069 0.9955** K3 274.12 59.52 0.0068 0.9958**