【Abstract】 Some natural products were extracted from Sophora flavesence Ait., Prenanthes purpurea L. Saussurea japonica DC., Aster tataricus L., Rubia cordifo lia L., Mosta chinensis Maxim. and Orostachy fimbriatus Berg. Their anti-phytovirus and anti-fungus activities have been tested, some of these products are hopeful to be selected as lead compounds for developing new pesticides.更多还原