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  • December 2010 Issue
  • Story by Richard Lehnert

    • Tree IVs?

    Many potential benefits.

    This injector was tested with apple trees. Might the airblast sprayer in the future be replaced by IV tubes jabbed in fruit trees? Michigan State University entomologist Dr. John Wise decided to see if he could control apple insects by injecting insecticides into the tree trunk—much as landscapers now do with some high-value trees to control insects like the emerald ash borer. That invader from Asia has killed 40 million ash trees in the eastern United States in the last decade. The technology has also been used to control Dutch elm disease on American elms, so both fungicides and insecticides […]

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    Pest Management, Insects and mites, Technology and equipment, Research, 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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