EFFECTS AGAINST Pieris rapae L. AND Spodoptera litura L. ON CABBAGE OF HERBAL PRODUCTS IN NGHE AN
Authors: Nguyen Thi Thuy, Ho Ngoc Quynh, Le Thi Thanh Huyen
Vietnam National Conference on Entomology
: : 717-724
Publishing year: 10/2020
Pieris rapae L. and Spodoptera litura L. are the two main and common pests in cabbage in Vietnam. In the laboratory, herbal products was concentration of extract/water of 1/25 - 1/20 và dose of 3ml/box with effective results in Pieris rapae use from 84,27 - 88,72% and Spodoptera litura use from 83,51 - 87,64% after 5 days of spraying. In the field of Brassica juncea herbal products was concentration of extract/water of 1/20 and dose of 25 - 30ml/m2 use, with effective results in Pieris rapae use from 77,24 - 78,99% and Spodoptera litura use from 76,03 - 80,16% after 7 days of spraying.
Key words: herbal products, Pieris rapae L., Spodoptera litura L., cabbage.
