青海地区乐都紫皮大蒜主要病虫害调查情况及防治措施

摘要

The survey of the disease and insect pest of the Ledu purple garlic in the main producing region showed that the main diseases of Ledu purple garlic was bacterial soft rot and the main pest was garlic maggot.Against these primary disease and pest,the comprehensive control measures were put forward.Meanwhile,the environment-friendly pesticide should be introduced in order to achieve obvious synergism by reducing pesticide use.%对青海地区乐都紫皮大蒜的主要病虫害进行调查,结果发现大蒜生长期的主要病害是细菌性软腐病,主要虫害是蒜蛆。针对这些病虫害提出综合防治措施,认为宜坚持＂预防为主,综合防治＂的原则,同时积极引进对环境友好的新型农药,以达到＂减量增效＂的防治效果。