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黄瓜“花打顶”又叫花抱头,是棚室黄瓜生产常见的一种生理障碍,通常表现为黄瓜瓜秧生长停滞,龙头紧聚,生长点附近的节间呈短缩状,即靠近生长点的小叶片密集,各叶腋出现小瓜纽,大量雌花生长开放,没有心叶形成,呈花抱头状,造成封顶。搞清各时期发生这一现象的主要原因,对症预防和防止,可减少损失,增加收入。
Cucumber “flower topping ” also called flower head, is a common physiological barrier cucumber production, usually manifested as cucumber seedling growth stagnation, the leading compact, near the growth point was indented, That is, close to the growing point of small leaflets dense, each leaf axils appear small melon New Zealand, a large number of female flowers grow open, no heart leaf formation, was flower head, resulting in capping. To find out the main reasons for this phenomenon in various periods, to prevent and prevent symptomatic diseases, to reduce losses and increase incomes.