论文部分内容阅读
西瓜是单株产量较高的作物,但是,目前采用的品种和栽培方式座瓜率很低,一般是一株只结一个瓜,因此对产量影响较大。现针对影响西瓜座瓜率的因素。谈谈提高西瓜座瓜率的几个技术问题。一、肥水管理不当,植株营养失调,引起茎蔓徒长,易造成落花或化瓜。对这样的植株可采用强整枝深埋蔓的办法控制营养生长,也可在应选留的雌花出现后,隔1—2节捏茎尖或留5—7节打顶,使养分集中,
Watermelon is a crop with higher yield per plant. However, the varieties and cultivation methods adopted at present have a very low rate of melon. Generally, only one melon is produced per plant, so the yield is greatly affected. Now affect the rate of melon watermelon seat of the factors. Talking about several technical issues to improve the rate of watermelon. First, improper management of fertilizer and water, plant nutrition disorders, causing stems and growers, easily lead to falling or melon. For such plants can be used to control the strong prickly branches of Manchu vegetative growth, but also in the female flowers should be selected after the emergence of every 1-2 ministem tip or leave 5-7 topping, the nutrients concentrated,