Disturbing method of communication

Abstract

Abstract PURPOSE:To exhibit using effect of pheromone even in high density of objective harmful insect at using start of pheromone and efficiently exterminate harmful insect by providing specific net around objective crop, diffusing pheromone in the net and disturbing communication. CONSTITUTION:A net made of 'Vinylon(R)', etc., having different meshes of 0.1-5mm in the upper part and 0.01-2mm in the lower part and having air permeabilities corresponding to flying height of objective harmful insect is provided around objective crop and 'Hamakikon(R)' pheromope, etc., is diffused as disturbing agent of communication, then harmful insect is exterminated by pheromone even in high density of the objective insect at initial stage of using of pheromone or effective concentration is hardly maintained by strong wind. Harmful insect suitable of said method is Plutella xylostella Linnaeus, Homona magnanima Diakonoff, Adoxophyes arana Fischer von Roslerstamm, and Spodoptera litura such as Spodoptera litura Fabricius, Laphygma exigua Hubner or Egyptian cotton leaf worm, etc.

Inventors

• 👤 Hiroyuki Senoo
• 👤 妹尾　裕幸

Bibliographic Details