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It is necessarily to monitor crop diseases and insect pests in integrated pest managerment.
农作物病虫害监测是有害生物综合防治必不可少的环节之一。
youdao
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It is necessarily to monitor crop diseases and insect pests in integrated pest managerment.
农作物病虫害监测是有害生物综合防治必不可少的环节之一。
youdao