leaf stage中文什么意思

叶发育阶段

• leaf:    n. 〔英军俚〕休假。
• stage:    n. 1.讲台；舞台；戏院，剧场；〔 ...
• leaf development stage:    抽叶期

例句与用法

1. Jz leaves stage , wu yi escorted up and speaks
   （吉姆离开演讲台，吴仪上台发言。 ）
2. Techniques for transplanting of tray - raised 2 - leaf stage seedlings of spring maize covered with plastic films
   春玉米盘育乳苗铺膜移栽技术初探
3. When the cucumber plant grew into the 4 - leaf stage , the eil of b . tabaci was 9 . 3159 % ; the et of b . tabaci was about 18 . 4474 adults / plant , or 4 . 6119 adults / leaf
   黄瓜幼苗4叶期时，烟粉虱的经济损害水平为9 . 3159 % ；烟粉虱的经济阈值为每株黄瓜有烟粉虱成虫18 . 4474头，即平均每片黄瓜叶有成虫4 . 6119头。