水氮互作对花针期花生生理特性及生长的影响

修俊杰, 刘学良

Effects of Water and Nitrogen Interaction on Physiological Characteristics and Growth of Peanut during the Pod-Pin Stage

Xiu Junjie, Liu Xueliang

表2 花针期水氮互作对花生植株性状的影响

Table 2 Effects of irrigation and nitrogen fertilizer on peanut characteristics at pod-pin stage

水分处理 Water treatment 氮素水平 Nitrogen level T1 T2 根长 Root length (cm) 主茎高 Main stem height (cm) 侧枝长 Branch length (cm) 分枝数 Branch number 主茎叶数 Main stem leaves 根长 Root length (cm) 主茎高 Main stem height (cm) 侧枝长 Branch length (cm) 分枝数 Branch number 主茎叶数 Main stem leaves 干旱处理 Drought-stress N0 27.5f 16.4e 18.1f 5.9d 12.9e 31.1e 18.2f 20.4e 6.3e 13.5e N1 30.9d 21.2c 23.8d 7.3c 13.8d 35.5c 24.9d 26.8c 8.2c 14.9d N2 34.7b 25.5b 29.1b 8.2b 15.2b 40.1a 30.5b 32.4b 9.4b 16.4b 正常灌水 Well-watering N0 28.6e 19.1d 20.9e 6.2d 13.1e 30.7e 20.8e 23.7d 6.8d 14.1e N1 32.3c 25.3b 28.2c 8.2b 14.5c 34.2d 29.2c 31.8b 9.3b 15.7c N2 36.8a 30.8a 35.4a 9.5a 16.1a 38.4b 36.3a 38.7a 10.8a 17.8a