外源生长调节物质对甜高粱种子萌发过程中盐分胁迫的缓解效应及其生理机制

朱广龙,宋成钰,于林林,陈许兵,智文芳,刘家玮,焦秀荣,周桂生

Alleviation Effects of Exogenous Growth Regulators on Seed Germination of Sweet Sorghum under Salt Stress and Its Physiological Basis

Guang-Long ZHU,Cheng-Yu SONG,Lin-Lin YU,Xu-Bing CHEN,Wen-Fang ZHI,Jia-Wei LIU,Xiu-Rong JIAO,Gui-Sheng ZHOU

表2 不同盐分浓度胁迫下甜高粱种子的相对盐害率

Table 2 Relative salt damage rate of sweet sorghum seeds under different salt concentration stresses

品种 Genotype 盐分浓度 Salt concentration (mmol L-1) 相对盐害率 Relative salt stress rate (%) 12 h 24 h 36 h 48 h 60 h 72 h 国甜2011 50 26 d 5 d 2 d 0 d 4 d 2 d Guotian 2011 100 59 c 35 c 34 c 28 c 36 c 40 c 150 78 b 60 b 65 b 69 b 68 b 69 b 200 81 a 78 a 84 a 83 a 83 a 82 a 国甜106 50 28 d 10 d 8 d 3 d 5 d 6 d Guotian 106 100 61 c 67 c 48 c 46 c 48 c 51 c 150 89 b 82 b 80 b 78 b 77 b 79 b 200 94 a 89 a 87 a 89 a 89 a 89 a