下圖展示了昆蟲(chóng)怎樣由卵成長(zhǎng)為成蟲(chóng)的過(guò)程.The pictures below show, how insects grow from eggs into adults.成蟲(chóng)的生命期很短.Adult fireflies live a short life.目的觀察甲苯咪唑?qū)V州管圓線蟲(chóng)成蟲(chóng)的殺滅效果.Objective To observe the effect of mebendazole against adult worm of A...