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5 夏玉米株高动态变化的Logistic模型特征参数（2019）

Table 5 Logistic model characteristic parameters of summer maize plant height dynamic changes (2019)

处理 Treatment 速率峰值参数 Rate peak parameter 快增期参数 Rapid increase period parameters V1 (cm·(℃·d)-1) T1 (℃·d) T2 (℃·d) T3 (℃·d) V2 (cm·(℃·d)-1) N0 0.4717a 613.98a 416.44a 811.53a 0.4136a N1 0.4796a 600.51ab 406.74ab 794.27ab 0.4205a N2 0.4907a 585.40b 394.17b 776.63b 0.4302a N3 0.4815a 596.41ab 403.59ab 789.23ab 0.4221a P0 0.4741a 605.09ab 411.04ab 799.14ab 0.4157a P1 0.4862a 611.97a 418.78a 805.17a 0.4263a P2 0.4907a 585.40c 394.17c 776.63c 0.4302a P3 0.4866a 597.02b 403.73bc 790.31bc 0.4267a K0 0.4839a 610.02a 420.26a 799.78a 0.4243a K1 0.4859a 599.57ab 404.08b 795.06a 0.4260a K2 0.4907a 585.40b 394.17b 776.63b 0.4302a K3 0.4665b 600.33ab 406.85ab 793.81ab 0.4090b