四甲基戊二酸对夏玉米光合生产特征的调控效应

马正波, 董学瑞, 唐会会, 闫鹏, 卢霖, 王庆燕, 房孟颖, 王琦, 董志强

Effect of tetramethyl glutaric acid on summer maize photosynthesis characteristics

Zheng-Bo MA, Xue-Rui DONG, Hui-Hui TANG, Peng YAN, Lin LU, Qing-Yan WANG, Meng-Ying FANG, Qi WANG, Zhi-Qiang DONG

表2 2019年TGA对2个品种玉米穗位叶净光合速率的影响

Table 2 Effects of TGA treatments on Pn of ear leaf of two varieties of maize in 2019

品种 Variety 处理 Treatment 花粒期 Silking stage 增幅 Growing rate (%) 蜡熟期 Dough stage 增幅 Growing rate (%) 京农科728 CK 24.9±4.7 b — 12.9±2.7 b — JNK728 TGA1 28.7±5.0 ab 15.3 16.7±2.0 ab 29.5 TGA2 33.0±0.3 a 32.5 23.0±1.3 a 78.3 TGA3 31.7±0.3 ab 27.3 18.7±0.3 ab 45.0 TGA4 28.8±4.4 ab 15.6 16.8±1.4 ab 30.2 中单909 CK 23.6±5.8 b — 18.6±4.3 b — ZD909 TGA1 28.6±3.4 ab 21.2 20.1±8.1 b 8.1 TGA2 30.8±4.2 a 30.5 29.3±4.0 a 57.5 TGA3 28.2±0.8 ab 19.5 22.7±3.6 ab 22.0 TGA4 22.2±1.7 b -5.9 17.0±4.0 b -8.6