Aminopyralid <BR>WSSA Group 4 – Auxin <BR>Family: Pyridine Carboxylate <BR>Trade names: Milestone, GrazonNext, Chaparral DF <BR>Pre/Postemergence <BR>Mostly foliar applications <BR>Horsenettle, Tropical Soda Apple <BR>Uses: pastures, right-of-way, rangelands, CRP <BR>Advantages: soil residual activity <BR>Restrictions: <BR>Animal/manure management <BR>Hay distribution 18 months <BR>Crop rotations 1 (corn); 2-3 (BL crops) years <BR>6-74 day ½ life <BR>Introduction: <BR>MILESTONE®<BR>