SYNERGETIC ACTIVITY OF GERANIOL AND THYMOL TERPENES SEPARATED OR IN COMBINATION OF TWO OF THEM WITH PYRETHRUM EXTRACT (PYRETHRUM I AND PYRETHRUM II)

摘要

The invention relates to a pesticide formula characterised by mixture of pyrethrum, geraniol and/or thymol in precise concentrations. It may contain piperonyl butoxide in precise concentrations too. The invention exhibits stronger pesticide action against plural species of creeping insects than the above components does when used separated.