Egg parasitoids of the genus Trichogramma are widely used in biological control against Lepidopterous pests.赤眼蜂属是生物防治中广泛用来防治鳞翅目害虫的一类重要天敌昆虫.Maria spent the weekend eradicating pests from her garden.玛莉亚整个周末都在花园除虫.Several k...
Frogs eat pests which destroy crops and carry diseases.青蛙吃破坏庄稼、传播疾病的害虫。He doesn't spray against pests or diseases.他并不喷药防虫祛病。Rodents carry diseases and are generally regarded as pests.啮齿目动物传播疾病,常被当作害虫对待....