不同水稻品种幼苗期耐盐性评价

张治振, 李稳, 周起先, 孙伟, 郑崇珂, 谢先芝

Salt Tolerance Evaluation of Different Rice Varieties at Seedling Stage

Zhizhen Zhang, Wen Li, Qixian Zhou, Wei Sun, Chongke Zheng, Xianzhi Xie

表1 平均死叶百分率分级标准（国际水稻研究所）

Table 1 Grading standard based on average dead leaf percentage (International Rice Research Institute)

级别 Grade 平均死叶百分率(%) Percentage of dead leaves 耐盐/碱性 Salt or alkaline tolerance 1 0.0~20.0 极强 3 20.1~40.0 强 5 40.1~60.0 中 7 60.1~80.0 弱 9 80.1~100.0 极弱