不同降水年型下水氮调控对小麦产量及生物量的影响

茹晓雅,李广,陈国鹏,张统帅,闫丽娟

Regulation effects of water and nitrogen on wheat yield and biomass in different precipitation years

Xiao-Ya RU,Guang LI,Guo-Peng CHEN,Tong-Shuai ZHANG,Li-Juan YAN

表5 小麦平均变异系数及平均可持续性指数

Table 5 Wheat average coefficient of variation and average sustainability index

年型Model year Y-CV B-CV Y-SYI B-SYI 干旱年Dry year 54.72 55.97 29.08 27.98 平水年Normal year 54.99 50.94 32.00 28.88 湿润年Wet year 40.85 39.51 55.29 39.58