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1 试验各处理施肥量

Table 1 The amount of fertilizer applied to each treatment

梯度 Gradient 处理 Treatment 施肥量 Fertilizer amount (kg·hm-2) N P2O5 K2O N N0 0 90 90 N1 90 90 90 N2 180 90 90 N3 270 90 90 P P0 180 0 90 P1 180 45 90 P2 180 90 90 P3 180 135 90 K K0 180 90 0 K1 180 90 45 K2 180 90 90 K3 180 90 135