干旱胁迫对玉米品种苗期叶片光合特性的影响

张兴华, 高杰, 杜伟莉, 张仁和^*, 薛吉全

Effects of Drought Stress on Photosynthetic Characteristics of Maize Hybrids at Seedling Stage

ZHANG Xing-Hua, GAO Jie, DU Wei-Li, ZHANG Ren-He^*, XUE Ji-Quan

图1 干旱胁迫对玉米品种陕单609和郑单958叶片净光合速率 P n , A、气孔导度 G s , B和胞间CO 2 浓度 C i , C的影响不同小写字母表示在0.05水平上差异显著。CK: 正常供水; LS: 轻度干旱; MS: 中度干旱; SS: 重度干旱。
Fig. 1 Effects of drought stress on photosynthetic rate P n , A, stomatal conductance G s , B and intercellular CO 2 concentration C i , C of maize cultivars Shaandan 609 and Zhengdan 958 Different letters above the colums indicate significant differences between treatments P < 0.05 and determined by Tukey’s test.CK: control, LS: low drought stress, MS: moderate drought stress, SS: severe drought stress.