“双免密苗”技术对寒地水稻秧苗素质及酶活性的影响

张家智, 赵羽涵, 丁俊杰, 姚亮亮, 邱磊, 张茂明, 王自杰, 高雪冬, 黄成亮, 崔士泽, 杨晓贺

Effects of “Double-Exemption Dense Seedling” Technique on Seedling Quality and Enzyme Activity of Rice in Cold Region

Zhang Jiazhi, Zhao Yuhan, Ding Junjie, Yao Liangliang, Qiu Lei, Zhang Maoming, Wang Zijie, Gao Xuedong, Huang Chengliang, Cui Shize, Yang Xiaohe

表5 不同播种处理和播种量对水稻苗期叶片抗氧化酶活性的影响

Table 5 Effects of different seeding treatments and seeding rate on antioxidant oxidase activities in rice leaves at seedling stage U/g

处理Treatment SOD POD CAT G 70.34aA 22 027.10aA 45.79aA Y 56.21bB 21 173.11bB 44.39bB FA 4622.110** 23.610** 11.160** B1 69.45aA 24 064.06aA 47.02aA B2 63.63bB 21 028.39bB 46.82aA B3 56.75cC 19 707.87cC 41.42bB FB 1246.970** 215.370** 76.910** FA×B 79.670** 216.420** 0.110