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苗木虫害是园林绿化中的一项经常性的重要工作。单纯化学防治极易引起植物药害及环境污染，危及人类生存环境。随着人类环保意识的增强，无公害、微公害防治害虫已越来越迫切地提上工作日程。无公害、微公害要求首先做到： 1重视基础综合防治综合防治，就是从生产的全
Seedling pest is a regular and important work in landscaping. Simple chemical control can easily cause plant phytotoxicity and environmental pollution, endangering human living environment. With the enhancement of human environmental awareness, pollution-free and micro-pollution control pests have been increasingly put on the agenda. Pollution-free, micro-pollution requirements first of all: 1 emphasis on comprehensive prevention and treatment of comprehensive prevention and control, is from the production of the whole