plant diseases and insect pests
Clear away dead or diseased plants.
清除掉枯死和染上病虫害的植物。
—— 柯林斯例句The idea of using microorganisms to control plant pests is not new.
用微生物来控制病虫害的设想并不新鲜。
—— 辞典例句The crops suffered from frequent blights.
农作物经常遭受病虫害。
—— 辞典例句Pest control is one of the major areas of concern in intensive agriculture.
病虫害防治是集约型农业所关心的主要方面之一。
—— 辞典例句Spraying with insecticides and fungicides may be necessary to control any insects and diseases.
也许有必要喷洒杀虫剂和杀菌剂以防止病虫害。
—— 辞典例句