气孔开闭、气孔导度和蒸腾作用一日中的变化与光合作用的日变化基本吻合。
Stomatal closure, stomatal conduction and transpiration consisted with diurnal changes in leaf photosynthesis.
正是一年中春暖之季， 一日中晨光之刻﹔ 午前七时， 闪亮露珠缀满山丘﹔ 云雀飞翔在空中， 蜗牛蜷伏于枝头﹔ 神自管居于其天国， 世间一切平安依旧。
The year's at the spring, And day's at the morn; Morning's at seven, The hillside's dew-pearled; The lark's on the wing, The snail's on the thorn; God's in his heaven, All's right with the world.
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