AGUSTINA BETE Pengarang Noldin Mariatu Abolla, SP., M.Sc Dosen Pembimbing 1 Cokorda Bagus D.P.M. S.Pt., M.PT Dosen Pembimbing 2 Ir. Abdul Kadir Djaelani, MP Penguji 1 Herlyn Djunina, S.Sos., MA Penguji 2

Abstrac The level of knowledge of the farmers in the tobacco leaves pesticide for cabbage against the green mustard planst against rayak cateepillars with the agricultuve demonstration plot in As Manulea Sasitamean district, Malaka Regeng Agustina Beteˡ, Noldin Mariatu Abolla, SP., M. Sc², Cokorda Bagus D.P.M. S.Pt., M.Pt³ The study aims to know the level of knowledge of the farm on the application of the nabati pesticide as the control of the grayak bug in green mustard plants as the control of farmes, character and the technology characteristic of the farmers and of the farm’s knowledge of the application of tobacco leaf pesticides as the control of the grayak caterpillar bug in the green mustard. The study of Malaka district’s Sasitamean district. In February 2020. The population and research sampels are 38 members of a farm group. The study employed questionnaires, lectures, plots demonstration and rating analysis and rank spermen. Research has snown that the level of knowledge in the application of a biochemical leaf as the adage of grayak caterpillar pests in green mustard plants is at high category with an average value of 2,60 and signivicant factors relating to the knowledge level of a farm group are age, land area, long attempts toi farm, relative advantage and corresponding level. Keywords : knowledge, characteristics of farmers, snuff leaf biopesticides, grayak caterpillar pests, green cabbage plants, the methods of illuminatioan, plot demonstrations.