Bison is a post emergence herbicide containing 10% Bispyribac-sodium as active ingredient. It is effective against grasses, sedges and broad leaf weeds in rice fields. 

Features:

• Bison is applied as a post-emergence herbicide as a foliar spray directly onto weeds
• Bison provides effective control over grassy weeds, allowing rice plants to thrive
• Shows rapid symptoms on weeds within a few days of application
• Bison has excellent selective action against grassy weeds while being safe for most rice varieties when applied correctly
• It gives consistent results with low dose rates depending on weed intensity