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  • September 2013 Issue
  • Story by Richard Lehnert

    • Growers need to adjust sprayers for deposition and drift

    Precise application of pesticides in orchards provides growers with better crop protection, less environmental pollution, and better use of resources. It costs less when pesticides are not wasted. Since coming to Cornell University in 1998, Dr. Andrew Landers has been working to make airblast canopy sprayers, designed more than 50 years ago, better fit modern, well-pruned orchards. “Many canopy sprayers use some form of air assistance from fans that are frequently too large for these orchards,” Landers said. “The large-diameter fan creates too much air for the target canopy. Air speed and volume need to be adjustable according to the […]

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    Pest Management, Insects and mites, Diseases, Technology and equipment, Richard Lehnert
    Picture of Richard Lehnert
    Richard Lehnert
    After growing up on a Michigan dairy farm, Richard Lehnert began writing about farming in 1962, while still a junior studying journalism at Michigan State University. He worked at newspapers for a year before joining the staff of Michigan Farmer, where he spent 26 years, the last 15 as chief editor. He was a member of the staff of Good Fruit Grower from 2010 until 2015. Read his stories: Story Index
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