4 9 ABSTRACT PESTICIDAL COMPOSITIONI A PESTICIDAL COMPOSITION COMPRISING AT LEAST AN ESTER COMPOUND REPZESENTED BY THE FORMULA (1): F F H3C CH3 .R R 3- R2 F 5 WHEREIN RI REPRESENTS A HYDROGEN ATOM OR A METHYL GROUP, R2 REPRESENTS A METHYL GROUP OR A GROUP REPRESENTED BY -THE FORMULA -CH=CR21R22 (WHEREIN R21 AND R22 INDEPENDENTLY REPRESENT A HYDROGEN ATOM, A METHYL GROUP OR A CHLORINE ATOM), AND RA REPRESENTS A HYDROGEN AZ=, A METHYL GROUP OR 10 A METHOXYMETHYL GROUP, SUPPORTED ON A CARRIER HAV4NG AN OIL ABSORBENCY OF NOT MORE THAN 10 ML/100 G IS USEFUL FOR CONTROLLING VARIOUS PESTS.