The study indicates that methyl bromide (20?g/m~3,) (2.5?h) or (30?g/m~3,) (1.5?h) can completely kill moth larvae, thrips, red mites and aphids on flowers.
英
美
溴甲烷20g/m3处理2.;5h和30g/m3处理1
目录
查词历史
英 汉