Making comparing of 3 kinds of botanical base fertilizers (neem, rotenone and rich tea plant fertilizer) treatment of soil,and spraying biological pesticides against Striped Flea Beetle in field. The results showed that, 3 kinds of plant fertilizer on Striped Flea Beetle could significantly reduce the quantity of eggs and have obvious control effect on larvae, and by combination with biopesticide control the effect on Striped Flea Beetle could make up to 57.41%-89.03% in 1d -10d. Therefore, botanical base fertilizers and biopesticide in combination were favorable for their high control efficiency to striped flea beetle and an effective way to control striped flea beetle outbreak was found. |