SLOW RELEASE PESTICIDAL COMPOSITION AND CONTROL DEVICE,ITS PREPARATION AND ITS USE

摘要

Slow release pesticidal composition comprising an intimate admixture of (a) a solid polymeric macromolecular substance, (b) a contact-pesticide having arthropodicidal action, and (c) a component acting as a carrier for the contact-pesticide, which component is incompatible with the solid polymeric marcomolecular substance.