injurious insect

常见例句

The small brown rice planthopper is an injurious insect on food crop of Ningxia.
灰飞虱是宁夏粮食作物上的一大害虫。
Thirdly, the modelling needs rot consider the survival rate of injurious insect or mite.
第三，这种建模方法不必考虑虫（螨）的自然存活率。
Entomogenous fungi constitute the largest taxonomic group of insect pathogens. They can usually lead to suppression of injurious insect populations in nature without any help from man.
昆虫病原真菌在自然环境中对害虫数量起着抑制作用，在害虫的微生物防治中也占有独特的地位。