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Four low-drift nozzles working at various pressures, one twin-fluid nozzle at two liquid and air pressures and two conventional flat-fan nozzles were compared with respect to spray deposition and herbicidal efficacy. Measurements of spray deposit on oats (Avena sativa) and white mustard (Sinapis alba) using a tracer showed that conventional nozzles were superior to the other nozzle types in most settings...