蚜虫,也叫腻虫、旱虫,记住这两个别名也就记住了蚜虫的两方面特性。单个雌蚜虫就能胎生出几十头小蚜虫,它们密密麻麻地爬在嫩叶、嫩茎或嫩梢上并且排泄蜜露,越是干旱的年份,发生得越多。 Aphids, also known as greyworms, pest insects, remember these two aliases also remember the two characteristics of aphids. A single female aphid can give birth to dozens of small aphids, they densely crawling on young leaves, tender stems or shoots and excretion of honey dew, the more dry years, the more.