It persists in the soil 10 to 20 days, although it's not readily plant available. Water and soil pH have little effect on persistence. Environmental conditions do affect it. The herbicide persists longer in cool, dry conditions than in warm, moist conditions. Plant injury symptoms.
Affected plants show chlorosis, burn, necrosis and wilting, similar to triazines.
Buctril possesses no soil activity. Phenoxys Key performance features. These growth regulator herbicides are applied postemergence. 2,4-D and MCPA generally control many broadleaf species and few or no annual grasses. They persist in the soil for roughly 15 and 30 days, respectively.