1.Azadirachtin has a variety of effects on insect growth and development, such as resisting food, avoiding, poisoning and so on. 2,Azadirachtin, applied in soil, can be absorbed by the roots of cotton, rice, corn, wheat, broad bean and other crops and transported to the stems and leaves, so that the whole plant has insect resistancec for Plant Growth Material .
3.Chemicalbook can effectively control gypsophila melanogaster, Japanese chafing beetle, noctua japonica, Noctua tanensis, Noctua twill, Noctua heterophylla, leaf sliver fly, grass borer, desert locust, flying locust, corn borer, rice brown planthopper and other pests.2 ~ 5kg neem leaves per 100kg of grain are usually added to control stored grain pests.