1 材料与方法
1.1 材料
1.2 方法
1.3 数据处理
2 结果与分析
2.1 外源SA对盐胁迫下巴西蕉幼苗叶片RWC的影响
图1 外源SA处理对盐胁迫下巴西蕉幼苗叶片RWC的影响不同小写字母表示处理间差异显著(P<0.05),不同大写字母表示处理间差异极显著(P<0.01)。 Fig. 1 Effects of exogenous salicylic acid on the relative water content Brazil banana seedling leaves under salinity stress Different lowercase letters indicate significant difference among treatments (P<0.05), different capital letters indicate extremely significant difference among treatments (P<0.01). |
2.2 外源SA对盐胁迫下巴西蕉幼苗叶片MDA含量的影响
图2 外源SA处理对盐胁迫下巴西蕉幼苗叶片MDA含量的影响不同小写字母表示处理间差异显著(P<0.05),不同大写字母表示处理间差异极显著(P<0.01)。 Fig. 2 Effects of exogenous salicylic acid on MDA content of Brazil banana seedling leaves under salinity stress Different lowercase letters indicate significant difference among treatments (P<0.05), different capital letters indicate extremely significant difference among treatments (P<0.01). |
2.3 外源SA对盐胁迫下巴西蕉幼苗叶片脯氨酸含量的影响
图3 外源SA处理对盐胁迫下巴西蕉幼苗叶片脯氨酸含量的影响不同小写字母表示处理间差异显著(P<0.05),不同大写字母表示处理间差异极显著(P<0.01)。 Fig. 3 Effects of exogenous salicylic acid on proline content of Brazil banana seedling leaves under salinity stress Different lowercase letters indicate significant difference among treatments (P<0.05), different capital letters indicate extremely significant difference among treatments (P<0.01). |
2.4 外源SA对盐胁迫下巴西蕉幼苗叶片可溶性糖含量的影响
图4 外源SA处理对盐胁迫下巴西蕉幼苗叶片可溶性糖含量的影响不同小写字母表示处理间差异显著(P<0.05),不同大写字母表示处理间差异极显著(P<0.01)。 Fig. 4 Effects of exogenous salicylic acid on soluble sugars content of Brazil banana seedling leaves under salinity stress. Different lowercase letters indicate significant difference among treatments (P<0.05), different capital letters indicate extremely significant difference among treatments (P<0.01). |
2.5 外源SA对盐胁迫下巴西蕉幼苗叶片可溶性蛋白含量的影响
图5 外源SA处理对盐胁迫下巴西蕉幼苗叶片可溶性蛋白含量的影响不同小写字母表示处理间差异显著(P<0.05),不同大写字母表示处理间差异极显著(P<0.01)。 Fig. 5 Effects of exogenous salicylic acid on soluble proteins content of Brazil banana seedling leaves under salinity stress. Different lowercase letters indicate significant difference among treatments (P<0.05), different capital letters indicate extremely significant difference among treatments (P<0.01). |
2.6 外源SA对盐胁迫下巴西蕉幼苗叶片叶绿素含量的影响
图6 外源SA对盐胁迫下香蕉幼苗叶绿素含量的影响不同小写字母表示处理间差异显著(P<0.05),不同大写字母表示处理间差异极显著(P<0.01)。 Fig. 6 Effects of exogenous salicylic acid on Chlorophyll content of Brazil banana seedlings under salinity stress Different lowercase letters indicate significant difference among treatments (P<0.05), different capital letters indicate extremely significant difference among treatments (P<0.01). |
