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Common Insects and Their Management

Common Insects and Their Management. Jeff Schalau Associate Agent, Ag. & Nat. Res. University of Arizona Cooperative Extension Yavapai County. Grasshoppers. Corn. Citrus. Grasshoppers. Grasshopper Management. Natural Enemies Poultry Cultural Control Maintain green border

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Common Insects and Their Management

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  1. Common Insects and Their Management Jeff Schalau Associate Agent, Ag. & Nat. Res. University of Arizona Cooperative Extension Yavapai County

  2. Grasshoppers

  3. Corn Citrus Grasshoppers

  4. Grasshopper Management • Natural Enemies • Poultry • Cultural Control • Maintain green border • Physical barriers • Chemical Control • Baits and sprays containing carbaryl • Nolo Bait (Nosema locustae) not effective

  5. Thrips

  6. Thrips Management • Natural Enemies • Minute Pirate Bug, predaceous mites • Cultural Control • Control weeds, high pressure hose, remove old flowers, row covers, reflective mulch, be patient • Chemical Control • Neem, systemics (Orthene, Merit) on non-edible crops

  7. Elm Leaf Beetle

  8. Elm Leaf Beetle Management • Natural Enemies • Black Tachnid Fly (marginally effective) • Cultural Control • Tolerate some damage • Chemical Control • Bark banding with carbaryl • Bt var. tenebionis • Neem • Systemics

  9. Box Elder Bug

  10. Box Elder Bug Management • Natural Enemies • None known • Cultural Control • Eliminate host trees • Screen windows, caulk, weatherstrip • Chemical Control • Not recommended-nuisance insect

  11. Cypress Bark Beetle

  12. Cypress Bark Beetle Management • Natural Enemies • ??? • Cultural Control • Irrigate susceptible species to maintain vigor • Chemical Control • Trunk sprays containing carbaryl

  13. Pitch Moth

  14. Pitch Moth Management • Natural Enemies • None known • Cultural Control • Irrigate susceptible species to maintain vigor • Phyisical control • Chemical Control • None

  15. Spider Mite

  16. Spider Mite Management • Natural Enemies • Predatory mites, minute pirate bugs, lacewings, bigeyed bugs • Cultural Control • Avoid dust build up with high pressure hose • Chemical Control • Soaps/oils, miticides in extreme cases

  17. Blister Beetles

  18. Blister Beetle Management • Natural Enemies • None (but they eat grasshopper eggs) • Cultural Control • Physical barriers • Chemical Control • Carbaryl, malathion, stomach poisons

  19. Agave Snout Weevil

  20. Agave Snout Weevil Management • Natural Enemies • None known • Cultural Control • Remove and destroy infested plants • Chemical Control • Put in mescal bottles

  21. Flea Beetles

  22. Flea Beetle Management • Natural Enemies • Parasitic wasps • Cultural Control • Control weeds • Row covers on vegetables • Chemical Control • Carbaryl • Malathion • Acephate

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