The monophagous species must produce large quantities of an enzyme to detoxify their food.
2
水葫芦象甲对23个科、46种植物不产生危害，只取食水葫芦，是单食性昆虫。
The waterhyacinth weevil(Neochenita eichhorniae) is a kind of insect with single feeding habit, which only feeds on waterhyacinth not endangering 23 families, 46 species plants.
3
分别用淀粉磷酸单酯及酶法一酯化复合变性淀粉制可食性包装膜，测试并比较其物理性能。
A method of how to make edible wrapping film is described. Also, test and compare this film's physical properties.
点击反馈