| 简介 |
PURPOSE : A composition of plant extract for preventing Nilaparvata lugens is provided to effectively prevent the Nilaparvata lugens without damage of agricultural ecosystem or pollution by naturally disassembling on the earth.CONSTITUTION : A composition of plant extract for preventing Niaparvata lugens comprises 80%% of a mixed solution of Ficus carica extract, Melia azedarach extract, and tabbaco leaf extract at a ratio of 1 : 1 : 1. The composition is 15%% of non-ionic surfactant and 5.0%% of silicon based wetting agent as an additive. The non-ionic surfactant comprises 3.5%% of Polyoxyethylene lauryl ether; 3.5%% of polyoxyethylene oleyl ester; 3.0%% of Polyoxyethylene (5) sorbitan monooleat; 3.0%% of polyoxyethylene hydrogenated castor oil; and 2.0%% of polyoxyethylene tridecyl ether.© KIPO 2009 |
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