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In the West, results may take one to two years in areas of low rainfall. 9 SPRAY EQUIPMENT When applied as a liquid spray using water as the carrier, DuPont™ VELPAR® DF may be applied by ground equipment or by air (helicopter only). MIXING INSTRUCTIONS For ground application, use enough water for thorough coverage, usually a minimum of 25 gal per acre. For aerial applications, use at least 5 gal of water per acre. SITE PREPARATION - TANK MIXTURES VELPAR® DF PLUS “Tordon 101” MIXTURE For improved