critical period of moisture是什么意思

用法例句

The effect of water-saving and production-increasing will be notable after adopting scientific water-saving irrigation technique,optimizing cultivation system according to different plants different critical period of water requirement and choosing water-saving.

采用科学的节水灌溉方法;根据不同植物不同的需水临界期;优化耕作制度,选用节水抗旱植物品种等措施,则可以起到显著的节水增产效果,那么在现有的水库存水数量基础上可以扩大灌溉面积50%,甚至增加1倍以上。

Studies on the critical period of floral differentiation and changes of endogenous hormone contents in the decapitated seedlings of cucumber;

黄瓜去顶苗花分化临界期的确定及内源激素的动态变化