磷肥运筹对机插双季稻产量构成与养分吸收利用的影响

肖敏, 郭浪, 崔璨, 程周琦, 刘玉午, 卓乐, 吴思, 易镇邪

Effects of Phosphate Fertilizer Management on Yield Components and Nutrient Uptake and Utilization in Mechanical Transplanting Double-Cropping Rice

Xiao Min, Guo Lang, Cui Can, Cheng Zhouqi, Liu Yuwu, Zhuo Le, Wu Si, Yi Zhenxie

表2 试验处理及代号

Table 2 Test treatments and codes kg/hm2

处理序号 Treatment number 处理 Treatment 磷肥施用量 Amount of phosphate fertilizer 分时期施用量 Application dosage in different periods 基肥 Base fertilizer 穗肥 Ear fertilizer 1 P0 0 0 0 2 P45S1 45 45 0 3 P45S2 45 30 15 4 P75S1 75 75 0 5 P75S2 75 50 25 6 P105S1 105 105 0 7 P105S2 105 70 35