|   Na2SO4溶液浓度 (mmol/L)  |       老芒麦生理指标类型  |    |||
|   脯氨酸(ug/g)  |       相对电导率(%)  |       丙二醛(ummol/g)  |       叶绿素(ug/g FW)  |    |
|   0  |       33.11 ± 1.06eE  |       57.38 ± 2.28cC  |       7.43 ± 0.50bA  |       2.53 ± 0.31aA  |    
|   30  |       37.68 ± 0.81dD  |       62.31 ± 1.49cBC  |       7.63 ± 0.72bA  |       2.52 ± 0.08aA  |    
|   60  |       43.87 ± 1.08cC  |       73.02 ± 7.89bAB  |       8.68 ± 1.03abA  |       2.37 ± 0.09aA  |    
|   90  |       50.39 ± 2.18bB  |       79.64 ± 4.11abA  |       8.96 ± 0.19abA  |       2.34 ± 0.06aA  |    
|   120  |       62.39 ± 2.17aA  |       81.92 ± 5.43bA  |       9.22 ± 1.32aA  |       2.33 ± 0.02aA  |