根际盐分差异性分布对高粱幼苗生长发育的影响

张华文,王润丰,徐梦平,刘宾,陈二影,黄瑞冬,周宇飞,王海莲

Effects of Heterogeneous Salinity Across Rhizosphere on the Growth of Sorghum Seedlings

HuaWen ZHANG,RunFeng WANG,MengPing XU,Bin LIU,ErYing CHEN,RuiDong HUANG,YuFei ZHOU,HaiLian WANG

表4 分根盐处理对叶片抗氧化酶活性与渗透调节物质含量的影响

Table 4 Effects of split-root salt stress treatments on anti-oxidative enzyme activities and osmotic regulators of sorghum

处理 Treatment 超氧化物歧化酶活性 SOD activity (U·g-1 FW) 过氧化物酶活性 POD activity (U·g-1 FW) 过氧化氢酶活性 CAT activity (nmol·min-1·g-1 FW) 丙二醛含量 MDA contents (nmol·g-1 FW) 脯氨酸含量 PRO contents (μg·g-1 FW) 可溶性糖含量 SS contents (mg·g-1 FW) 0/0 147.13±7.23d 2626.7±29.1c 88.58±0.391d 166.09±4.69c 56.72±1.44c 4.23±0.24d 100/100 255.35±9.05c 2804.0±78.4bc 108.48±3.91c 228.60±10.20a 66.34±1.10bc 5.51±0.24c 50/150 327.28±6.00b 2982.7±44.4b 183.06±3.91b 187.83±3.76b 82.88±4.55b 8.04±0.18b 0/200 440.30±12.50a 3460.0±87.2a 266.68±3.12a 174.00±2.56bc 205.40±11.20a 10.62±0.19a