highly significantp < 0.01
Our data revealed a highly significant positive correlation between Gs and Tr ( p < 0.01), whereas WUE showed no statistically significant variation among cultivars ( p > 0.05).
Our data revealed a highly significant positive correlation between Gs and Tr ( p < 0.01), whereas WUE showed no statistically significant variation among cultivars ( p > 0.05).
The leaf temperature (Tl) showed a trend of increasing first and then decreasing during the day, reaching the highest at about 14:00, with Dabaigu and Jingu 21 having up to about 43 °C; in Zhangza 13 and Zhonggu 19, the highest temperature is only about 39 °C ( Figure 2 D).