高温干旱复合胁迫对夏玉米产量和茎秆显微结构的影响

邵靖宜,李小凡,于维祯,刘鹏,赵斌,张吉旺,任佰朝

Combined Effects of High Temperature and Drought on Yield and Stem Microstructure of Summer Maize

SHAO JingYi,LI XiaoFan,YU WeiZhen,LIU Peng,ZHAO Bin,ZHANG JiWang,REN BaiZhao

表5 高温干旱对夏玉米茎秆显微结构的影响

Table 5 Effects of high temperature and drought on stalk microstructure of summer maize (2019)

处理 Treatment 皮层厚度 Cortex thickness (μm) 硬皮组织厚度 Rind thickness (mm) 维管束总数 Total No. of vascular bundle 大维管束数目 Total No. of big vascular bundle 小维管束数目 Total No. of small vascular bundle CK 94.3a 1.84a 280.5a 90.5a 190.0a T 93.5a 1.70b 271.0b 92.0a 179.0b D 89.1b 1.62c 257.0c 91.5a 166.0c T+D 86.0c 1.58d 254.0c 90.0a 164.0c