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Insect Survey: Flatheaded Tree Borer

There have been anecdotal reports in the past years that flatheaded borers have caused damage to young pecan trees/nursery trees. The injury are characterized by darkened and sunken areas on the outside of the trees (Fig. 1) caused by larval feeding. On young trees, this may cause girdling and even…
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INSECT UPDATE: AMBROSIA BEETLES

This is our first insect update for this year. It is about that time when we need to be reminded about ambrosia beetles. Why should you be concerned about these beetles? These tree boring beetles (Figure 1) attack many trees in the southeast including pecans. Although trees can recover from…
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INSECT UPDATE: Ambrosia Beetles

This is just a timely reminder to be watchful for ambrosia beetles especially if you have young trees. If you have older trees (>5 yrs old) that were subjected to any stress-inducing factors such as flooding, diseases, root damage, spading, etc., monitor for potential ambrosia beetle attacks on them as…
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Fire Ants in Pecan Orchards

The recent wet, unseasonably warm weather has lots of insects on the move. Most of them don’t matter much to pecan growers, but fire ants can be a different story. That’s especially true if the ants build their mounds inside the guards used to protect young trees from herbicide applications….
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Twig Girdler Damage on Young Trees

Growers with young trees may come across this situation in small blocks or trees near woods. We came across some twig girdlers in Washington County last month that appears more like a tall deer bit off every single branch. The broken branches were laying on the ground at the base…
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Scout for Aphids & Mites in Southeast GA

Both mite and aphid populations have essentially been stable the past month or month and a half. Throughout this time, I only find a few adult black pecan aphids and no mites. Most of these orchards were sprayed with insecticide targeting aphids also. Finally, last week we saw one spot…
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Southeast District July Update

Crop is looking good and nuts are sizing fast now. Fruit sizes large on hot days and warm nights. Following June rains, we have been dry in the middle part of the Southeast and could use some rain. Many growers have noted scab not being as severe, and this of…
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