harmful insects

有害的昆虫
常用释义
有害的昆虫

例句

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。

the lower bottom is provided with a movable bait box, the bait box is provided with the bait attracting the harmful insects.

下底上有一个活动的诱饵盒,诱饵盒中放置有引诱害虫的诱饵。

Instead, they are used to get some insects to come to the plant to help control harmful insects.

而是用于使一些昆虫过来帮助控制害虫。

控制害虫、保藏食物以及包装、贮藏和推销农产品的新方法发明了。

Scientists have found that a crop with a gene that kills pests can leave a poison in the soil that kills helpful as well as harmful insects.

科学家发现,带有抗虫基因的作物能在土壤里留下毒素,这种毒素既能杀死害虫也能杀死益虫。

这些方法包括了自然的和有机的方法去控制有害的害虫和草而不是使用化学产品。

有些昆虫帮助人们杀除毁坏植物的其他害虫。

它会引来引发疾病的有害昆虫。

他们每年吃掉几十亿的有害昆虫。

Farmers know that if you reduce harmful insects and diseases in your crops, you have a chance for a better harvest.

农民们都知道,如果减少作物中的害虫和疾病,就会提高农作物的收成。