高温胁迫下铵硝混配营养促进水稻生长的生理机制

彭彬峰, 陆楚盛, 尹媛红, 朱菲菲, 叶群欢, 潘俊峰, 刘彦卓, 胡香玉, 胡锐, 李妹娟, 王昕钰, 梁开明, 傅友强

Physiological Mechanism of Ammonium-Nitrate Mixed Nutrition Promoting Rice Growth under High-Temperature Stress

Peng Binfeng, Lu Chusheng, Yin Yuanhong, Zhu Feifei, Ye Qunhuan, Pan Junfeng, Liu Yanzhuo, Hu Xiangyu, Hu Rui, Li Meijuan, Wang Xinyu, Liang Kaiming, Fu Youqiang

表1 不同铵硝混配营养液处理下水稻幼苗的生物量

Table 1 Dry matter of rice seedlings under different ammonium and nitrate mixed nutrition treatments mg/株mg/plant

品种Variety 处理Treatment 根系生物量Root biomass 地上部生物量Shoot biomass 总生物量Total biomass 广恢751 Guanghui 751 100:0 43.53±6.99b 375.57±8.18b 419.10±8.59b 75:25 49.97±0.92b 437.87±5.83a 487.83±3.07a 0:100 65.00±5.96a 394.43±13.67b 459.43±11.02a 粤禾丝苗Yuehesimiao 100:0 49.27±2.85b 404.43±19.14b 453.70±16.68b 75:25 53.93±1.75a 444.63±24.27a 498.57±14.77a 0:100 58.00±2.01a 358.63±11.93b 416.63±8.02b 品种Variety ns ns ns 处理Treatment ** ** ** 品种×处理Variety×Treatment * ** **