| abstract |
The sustained-release solid pesticide preparation of the present invention comprises a pesticidal active ingredient and a zeolite specified below, wherein the above-mentioned agrochemical active ingredient has a water solubility of 100 to 100,000 mg/L at 20 ° C, and the zeolite contains 90% of the total of SiO 2 and Al 2 O 3 . (more than or equal to the weight % of the zeolite), it has a molar ratio of SiO 2 /Al 2 O 3 of 4 or more, and has an average particle diameter of 10 μm or less. |