It is well known that the compatible green pesticide with environment has been the inevitable direction of the development of pesticide formulation in the contemporary era, it is one of the important approach on research green pesticide that screen active pesticide substances or chemoinformatics in millions of crude compounds. The former research from our Lab showed that the crude extracts from Pestalotiopsis microspora had a good deactivation to many weeds. Since it can keep effectiveness of deacti...