The cage-typed electric-net insect killer can be used all day long, which can widely trap and kill the crops harmful insects.
这种笼式电网灭虫器能够全天候使用，更为广泛地引诱触杀农作物有害昆虫。
Weakness: the pollution of the environment, killer predators, pests drug-resistant produce, cause secondary pests for the main insect pests rise.
缺点：污染环境，杀伤天敌，害虫抗药性产生，导致次要害虫上升为主要害虫。
Weakness: the pollution of the environment, killer predators, pests drug-resistant produce, cause secondary pests for the main insect pests rise.
缺点：污染环境，杀伤天敌，害虫抗药性产生，导致次要害虫上升为主要害虫。
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