黄瓜“花打顶”的预防在黄瓜生长期间，如遇到低温干旱或高温干旱及养分供应不足等不良条件，并且持续时间过长，会造成植株根系发育不良，叶片变小，颜色变深，在植株顶部不见生长点，密集着生许多小花纽，不生长，这种现象叫“花打顶”。若要使黄瓜植株恢复生机，要采取... Cucumber “flower topping” in the prevention of cucumber growth in the event of cold and drought or high temperature and drought and inadequate nutrient supply and other undesirable conditions, and the duration is too long, can cause plant root system dysplasia, leaves smaller, darker, No growth point in the top of the plant, dense with many flower New Zealand, does not grow, this phenomenon is called “topped.” If you want to revive the cucumber plants, take ...