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韭菜疫病病菌,一般靠水传播为害。植株感病初期,叶尖出现一些针尖大小的黄圆点病斑,最后连成片,并导致叶片全部枯黄、干死。主要防治措施是:1.小水勤浇疫病病菌靠水传播,所以如灌大水,往往因为韭菜根部吸水能力弱,室内湿度过大,致使疫病发生。2.科学施肥在施足底肥(有机肥)的基础上,注意做到氮、磷、钾配合施
Chives epidemic bacteria, generally affected by waterborne damage. Plant susceptible early, there are some tip-tip size of the yellow dot spot, and finally into a film, and led to all the leaves yellow, dry death. The main control measures are: 1. Shuiqin inoculation pathogen spread by water, so as irrigation water, often because of leek water absorption capacity is weak, indoor humidity is too large, resulting in disease. 2. Scientific fertilization in the application of sufficient base fertilizer (organic fertilizer) on the basis of attention to achieve nitrogen, phosphorus and potassium with Shi Shi