. Chemical weed-control equipment. Weeds; Spraying; Spraying equipment. PRESSURE. discharge Gear housing vacuum Suction OUTPUT Diagram showing another type of pump used for weed spraying—the rotary gear pump. Above: Gear pump with external flow. Liquid fol- lows the gear housing. Right: Gear pump with internal flow. Liquid enters gear system through the rotor and is forced out by the meshing of the rotor and Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may no


. Chemical weed-control equipment. Weeds; Spraying; Spraying equipment. PRESSURE. discharge Gear housing vacuum Suction OUTPUT Diagram showing another type of pump used for weed spraying—the rotary gear pump. Above: Gear pump with external flow. Liquid fol- lows the gear housing. Right: Gear pump with internal flow. Liquid enters gear system through the rotor and is forced out by the meshing of the rotor and Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Akesson, Norman B. (Norman Berndt), 1914-; Harvey, W. A. (William Alfred), 1914-1989. Berkeley, Calif. : University of California, College of Agriculture, Agricultural Experiment Station


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Keywords: ., bookcentury1900, bookpubli, booksubjectspraying, booksubjectweeds