| abstract |
The present invention relates to a microcapsule exhibiting a suitable sustained release property, and the microcapsule has a core material having an active ingredient and encapsulated in a silica shell, and the outer surface of the silica shell is a group 2a or group 8 of the periodic table bonded thereto. Having a layer of metal selected from groups 2b and 3a. In another aspect, the present invention relates to a method for producing a micropesticidal composition, i.e., a micropesticidal composition comprising a micropesticidal active ingredient and a suitable carrier, and the pesticide composition is expected to be present or present in a pest. The present invention relates to a method for controlling pests, including a process of applying an effective amount to a place. [Selection figure] None |