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采用农艺措施可以避免或减轻保护地病虫害的发生,这些措施主要有:①选用抗病虫品种,淘汰连续种植的品种。采用嫁接苗,可以预防瓜类、茄果类蔬菜枯萎病。②轮作倒茬。在一块菜地上不连续种植同科
Agronomic measures can be used to avoid or reduce the occurrence of pests and diseases in protected areas. These measures include: (1) Selection of pest-resistant varieties and elimination of continuously cultivated varieties. The use of grafted seedlings, can prevent melons, solanaceous vegetables Fusarium wilt. ② crop rotation. Discontinuous planting of the same family in a piece of vegetable field