![](http://www.alamy.com/thumbs/6/04075626-67F5-4F51-80C4-A2A1E7669DF1/RJ8KBY.jpg)
. Chemical weed-control equipment. Weeds; Spraying; Spraying equipment. 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 [12]. 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 pe
. Chemical weed-control equipment. Weeds; Spraying; Spraying equipment. 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 [12]. 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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License: Licensed
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Keywords: ., bookcentury1900, bookpubli, booksubjectspraying, booksubjectweeds