COMPOSITIONS ACTIVE AGAINST ARTHROPODES CONTAINING A SYNERGISTIC COMBINATION OF ESTERS OF (S)-ALLETHROLONE AND (R)-ALLETHROLONE

摘要

Novel synergistic insecticidal compositions comprising as the active ingredient an insecticidally effective amount of a synergistic mixture of 90 to 60% by weight of (S) 1-oxo-2-allyl-3-methyl-cyclopent-2-en-4-yl d trans chrysanthemate and 10 to 40% by weight of (R) 1-oxo-2-allyl-3-methyl-cyclopent-2-en-4-yl d trans chrysanthemate and to a novel method of combatting arthropodes.