AGENT FOR PREVENTING BLAST OF RICE PLANT AND CONTROL OF BLAST OF RICE PLANT

摘要

PURPOSE:The titled agent showing improved preventing effect on blast of rice with a small amount of it, having no phytotoxicity to crops of rice plants, especially by applying it into water in paddy fields growing paddy rice plants, comprising a trichloroacryloyl oxime as an active ingredient. CONSTITUTION:The titled agent comprising a trichloroacryloyl oxime shown by the formula (R is H or CH3), a well-known compound, as an active ingredient, useful for preventing plant blights, which can be directly diluted in water and used, or blended with an auxiliary for agricultural chemical, processed into pre paration form such as wettable powder, emulsion, dust, etc. and used. The compound is useful for preventing rice plant blights of both ones grown in a dry field, and paddy rice plants, shows more improved preventing effects especially on rice plants cultivated in paddy fields, by applying it into water in paddy fields growing paddy rice plants, has improved safety to men, beasts, and fishes, used against fungus of blast of rice plant and/or in positions, etc. of its occurrence or expected to cause it, and prevents blast of rice plants.