It provides an extended release preparation of Sex pheromones in Water Dispersion type makes it possible to eliminate the excess Release at an initial stage of spraying and release of a substance which contains a sex Pheromone in a constant amount during a You can asperjarse Predetermined period, and with the use of a Common System.It specifically provides an extended release preparation of Sex pheromones in Water Dispersion type, comprising a substance which contains a sex Pheromone of Insects that includes a Ring of a Cyclodextrin, Cyclodextrin inclusion which includes Substance that contains an insect Sex pheromone.Not a Cyclodextrin inclusion does not include the substance containing an insect Sex pheromone, a water-soluble Polymer and Water.In addition, it provides a method for producing an extended release preparation of Sex pheromones in Water Dispersion type, which comprises at least one step of mixing an aqueous suspension of a substance containing an insect Sex Pheromone est Unto a Wrapped by cyclodextrinNot with a Cyclodextrin inclusion does not include the substance contains a sex Pheromone of insects, and a water-soluble Polymer.Claim 1: an extended release preparation of Sex pheromones in Water Dispersion type, which comprises at least a substance containing an insect Sex Pheromone that is included in a Ring of a Cyclodextrin inclusion, Cyclodextrin inclusion Q The EU is a substance that contains Insect Sex pheromone.Not a Cyclodextrin inclusion does not include the substance containing an insect Sex pheromone, a water-soluble Polymer and Water.Se proporciona una preparación de liberación prolongada de feromonas sexuales del tipo de dispersión en agua que hace posible suprimir el exceso de liberación en una etapa inicial de aspersión y liberación de una sustancia que contiene una feromona sexual en una cantidad constante durante un período predeterminado, y que puede asperjarse con el uso de un aspersor común. Se proporciona específicamente una prepara
