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Application Methods For low-volume foliar application, select proper nozzles to <br /> avoid overapplication. Proper application is critical to <br /> Arsenal'herbicide may be selectively applied using low- ensure desirable results. Best results are achieved when <br /> volume directed application techniques or may be spray covers the crown and approximately 70 percent of <br /> broadcast-applied using ground equipment, watercraft, or the plant.The use of an even,flat-fan tip with a spray angle <br /> aircraft. Aerial applications to aquatic sites must be made of 40 degrees or less will aid in proper deposition. <br /> by helicopter. In addition,Arsenal may also be applied Appropriate tip sizes include 4004E or 1504E. For a <br /> using cut-stump, cut-stem, and frill or girdle treatment straight-stream and cone pattern, adjustable cone nozzles, <br /> techniques within nonagricultural lands, pasture/rangeland, such as 5500 X3 or 5500 X4, may be used.Attaching a <br /> and aquatic sites; see Aerial Application and Ground rollover valve onto a Spraying Systems Model 30 gunjet or <br /> Application sections for additional details. other similar spray gun allows for the use of both flat-fan <br /> and cone tips on the same gun. <br /> Aerial Application Moisten, but DO NOT drench target vegetation causing <br /> All precautions must be taken to minimize or eliminate spray solution to run off. <br /> spray drift. Both fixed-wing aircraft and helicopters can be Low-volume Foliar Application with Backpack.For <br /> used to apply Arsenal on nonagricultural lands, but only low-growing species, spray down on the crown, covering <br /> helicopters can be used for aquatic applications. DO NOT crown and penetrating approximately 70% of the plant. <br /> make applications by fixed-wing aircraft or helicopter For target species 4 to 8 feet tall, swipe the sides of target <br /> unless appropriate buffer zones can be maintained to pre- <br /> vegetation by directing spray to at least 2 sides of the plant <br /> vent spray drift out of the target area; or when treating <br /> open tracts of land, spray drift as a result of fixed-wing in smooth vertical motions from the crown to the bottom. <br /> aircraft application can be tolerated.Aerial equipment Make sure to cover the crown whenever possible. <br /> designed to minimize spray drift, such as a helicopter For target species over 8 feet tall, lace sides of target vege- <br /> equipped with a MicrofoilTm boom, Thru-ValveTm boom, tation by directing spray to at least 2 sides of the target in <br /> or raindrop nozzles, must be used and calibrated. Except smooth zigzag motions from crown to bottom. <br /> when applying with a Microfoil boom, a drift control agent Low-volume Foliar Application with Hydraulic <br /> may be added at the specified label rate. DO NOT side Handgun Application Equipment. Use the same tech- <br /> trim with Arsenal unless death of treated tree can be nique as described for Low-volume Foliar Application <br /> tolerated. with Backpack. <br /> Uniformly apply the specified amount of Arsenal in 2 to For broadcast application, simulate a gentle rain near the <br /> 30 gallons of water per acre.A foam-reducing agent may top of target vegetation allowing spray to contact the <br /> be added at the specified label rate, if needed. crown and penetrate the target foliage without falling to the <br /> Thoroughly clean application equipment, including landing understory. Herbicide spray solution that contacts the <br /> gear, immediately after use of this product. Prolonged understory may result in severe injury or death of plants in <br /> exposure of this product to uncoated steel(except stain- the understory. <br /> less steel)surfaces may result in corrosion and failure of the High-volume Foliar Application <br /> exposed part.The maintenance of an organic coating For optimum performance when spraying medium-density <br /> (paint) may prevent corrosion. to high-density vegetation, use equipment calibrated to <br /> deliver up to 100 gallons of spray solution per acre(GPA). <br /> Ground Application Spray solutions exceeding 100 GPA may result in exces- <br /> sive spray runoff, causing increased ground cover injury <br /> Foliar Application and injury to desirable species. <br /> Low-volume Foliar Application To prepare the spray solution,thoroughly mix Arsenal in <br /> Use equipment calibrated to deliver 5 to 20 gallons of water and add a surfactant; see Adjuvants section for <br /> spray solution per acre.To prepare the spray solution, specific use directions and rates for surfactants. A foam- <br /> thoroughly mix in water 0.5%to 5%Arsenal plus surfac- reducing agent may be added at the specified label rate, if <br /> tant; see the Adjuvants section of this label for specific needed. For difficult-to-control species (see Aquatic Weed <br /> use directions.A foam-reducing agent may be applied at Control and Terrestrial Weed Control sections for <br /> the specified label rate, if needed. For difficult-to-control relative susceptibility of weed species), use the higher con- <br /> species(see Aquatic Weed Control and Terrestrial centrations of herbicide and/or spray volumes, but <br /> Weed Control sections for relative susceptibility of weed DO NOT apply more than 3 quarts of Arsenal per acre in <br /> species), use the higher concentrations of herbicide and/or aquatic sites and nonagricultural lands and 1.5 quarts per <br /> spray volumes, but DO NOT apply more than 3 quarts of acre in pasture/rangeland. Uniformly cover the foliage of <br /> Arsenal per acre in aquatic sites and nonagricultural lands the vegetation to be controlled, but DO NOT apply to <br /> and 1.5 quarts per acre in pasture/rangeland. Excessive runoff. Excessive wetting of foliage is not necessary. <br /> wetting of foliage is not necessary. <br /> 7 <br />