potato aphid

基本解釋

The aphid that causes potato blight now appears a month earlier than it used to, so it feeds on the plant at a more vulnerable point in its life.
現(xiàn)在馬鈴薯的疫病期已經(jīng)比以前提前了一個(gè)月到來(lái)，在馬鈴薯植株最脆弱的時(shí)候蚜蟲(chóng)們就來(lái)侵襲。
Now 70-80% do. The aphid that causes potato blight now appears a month earlier than it used to, so it feeds on the plant at a more vulnerable point in its life.
現(xiàn)在70-80％的蚜蟲(chóng)都有了這種耐葯性，蚜蟲(chóng)導(dǎo)致的馬鈴薯晚疫病，現(xiàn)在出現(xiàn)比以往提前一個(gè)月來(lái)，所以蚜蟲(chóng)在植株的脆弱期就開(kāi)始啃噬植株。