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Rangeland <br />Herbicide <br />Tordon 22K <br />Tordon 22K <br />2,4-D <br />Clarity <br />Clarity <br />2,4-D Amine <br />Curtail <br />Page 1 of 2 <br />Rangeland-Pasture Recommendations <br />Diffuse and Spotted Knapweed <br />Rate Application Time <br />1 pt. <br />.5-1 pt. <br />1 cit. <br />1-2 pt. <br />1 pt. <br />1 cit. <br />2 cits. <br />Remarks <br />Apply in spring prior to Primary use is in range-pasture sites and in non- <br />stem elongation and/or to crop areas. Do not use under or near trees. Do not <br />rosettes in the fall, apply where soils have a rapid to very rapid <br /> permeability (loamy sand to sand) and where the <br /> water level is high. Grazing Restrictions: When <br /> applying more than one quart of Tordon 22K per <br /> acre, do not cut grass for feed within two weeks <br /> after treatment. Meat animals grazing for up to two <br /> weeks after treatment should be removed from <br /> treated areas three days prior to slaughter. Do not <br /> graze lactating dairy animals on treated areas within <br /> two weeks after treatment. Add non-ionic or silicone <br /> surfactant. <br />Apply in spring prior to Primary use is in range-pasture sites and in non- <br />stem elongation and/or to crop areas. This application rate is safe for all grass <br />rosettes in the fall. species. <br />Apply in spring prior to Rate recommendation is for use in range-pasture <br />stem elongation and/or to sites and in non-crop areas. Do not use under or <br />rosettes in the fall. near trees. Do not use under or near trees. Do not <br /> apply to soils classified as sand with less than 3% <br /> organic matter and where groundwater depth is <br /> shallow. Grazing Restrictions: There are no <br /> grazing restrictions for animals other than lactating <br /> dairy animals. <br />Apply in spring prior to <br />to <br />stem elongation and/ <br />to Rate recommendation is for use in range-pasture <br />rosettes in the fall. sites and in non-crop areas, Do not use under or <br /> near trees. <br />Apply in spring after <br />majority of basal leaves <br />emerged to pre-bud stage, <br />Apply in enough total spray volume to ensure good <br />coverage. Do not apply where soils have a rapid to <br />very rapid permeability (loamy sand to sand) and <br />where the water level is high, <br />Pasture/Grazing/Haying Restrictions: Do not <br />graze lactating dairy cattle in treated areas for 14 <br />http://www. co. wel d. co. us/departments/weed_pest/d_knapweed_spray.html 6/20/2005