不同年代玉米品种灌浆期的光合特征对高温适应性的初步研究
陶志强, 闫鹏, 张学鹏

Preliminary Study on the Adaptation of Photosynthetic Characteristics to High Temperature at Grain Filling Stages in Different Eras Maize Varieties
Tao Zhiqiang, Yan Peng, Zhang Xuepeng
表1 不同年代玉米品种灌浆期经历的高温情况
Table 1 High temperature overall situation of maize in different eras in grain filling period
播种期(月-日)
Sowing date (month-day)
品种
Variety
开花后0~50d(月-日)
0-50 days after anthesis (month-day)
≥33℃天数
≥33℃ days (d)
日均温
Mean day temperature (℃)
04-15 白单4号 07-03–08-23 15 28.3
中单2号 07-02–08-21 15 28.3
郑单958 06-30–08-19 15 28.3
04-25 白单4号 07-14–09-02 10 26.8
中单2号 07-12–08-31 10 26.8
郑单958 07-10–08-29 10 26.8