METHOD FOR WEEDING PADDY FIELD

PROBLEM TO BE SOLVED: To provide a simple throwing formulation for applying an agrochemical on the weeding of a paddy field, and to provide a simple method for treating the agrochemical thereby. SOLUTION: A tablet or capsule for weeding a paddy field, characterized by containing a surfactant, a binder and a herbicidal ingredient whose whole dosage applied to the paddy field is substantially dissolved in water in the paddy field, especially the tablet, can solve the defects of conventional methods, and can weed the paddy field by a simple method without using a special sprayer for the agrochemical. The weeding of the paddy field can be achieved by applying the tablets or capsules in an amount of 10 to 200 tablets or capsules per 10 are or in a total weight of 200 to 1, 500 g per 10 are to the flooded paddy field to substantially dissolve or disperse the whole amount of a herbicidal ingredient in water in the paddy field.