LABORATORY AND FIELD EVALUATION OF SOME INSECTICIDES ON Phyllonorycter platani (Staud.) LEAFMINER

Abstract

The results of laboratory and field evaluation of Ortus (50% SC). Salut (49.4 EC). Marshal (25% EC) in controlling the Phyllonorycter platani leafminer. showed a superior effect of Salut under laboratory condition which exhibit 86.64% mortality at 2ml/L. conc. The results of field evaluations revealed a significant effect according to the insecticide kind. concentration and time after insecticides application on mortality percentage and efficiency ratio. The Salut insecticide showed a higher average mortality percentage reached 100% at 2ml/L.conc. after 14 days after insecticide application , also the Salut exhibit a superior efficiency ratio in controlling the insect and reached 100% at 2ml/L conc after 14 days after applying the insecticide .

Keywords

• ortus
• salut
• marshal
• efficiency ratio
• toxicity ratio
• toxicity index