| Abstract;Thrips palmi which is important noxious insect of the facilities vegetable and flowering plant produces the resistance for the drug, is productive, and the drugs in which can expectat antagonistic effect for trips palmi is few. Then, by clarifying as a development of the resistance for the main drug, the effective drug was examined. Agrothrin emulsion, Bolstar emulsion, Admire wettable powder, moth pyran water soluble powders, Kotetsu, Affirm emulsion, Spinoace granule wettable powder were offered as sample for the same noxious insect collected from the cucumber of cultivation under structure in 1996, 1998 and 2001 year. As the result, the noxious insect has the resistance improvement for Kotetsu. Affirm emulsion and Spinoace were effective. |