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Oryzalin for annual grasses and broad-leaved weeds
Oryzalin selective pre-emergent herbicide CAS NO 19044-88-3
Oxadiargyl broad spectrum herbicide CAS NO 39807-15-3
Oxadiargyl broad spectrum herbicide for grasses sedges and some broad leaf weeds
Oxadiargyl for grasses sedges and some broad leaf weeds
Oxadiazon pre-emergent herbicide CAS NO 19666-30-9
Oxadiazon selective pre-emergent herbicide
Oxasulfuron for the post-emergence broad-leaf weeds and grasses
Oxasulfuron sulfonylurea herbicide CAS NO 144651-06-9
Oxasulfuron sulfonylurea herbicide for broad-leaf weeds and grasses
Oxyfluorfen post-emergent broadleaf and grassy weed CAS NO 42874-03-3