UGA Pecan Extension

Pro Gibb Applications for Black Aphid

Black aphid nymphs and feeding damage For those battling black aphids and considering using Pro Gibb to prevent the damage caused by this insect, applications should begin in mid July and continue for a total of 3-4 sprays. Pro Gibb prevents the development of chlorotic areas caused by black aphid…
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Managing Scab Pressure/Leaf Roll Mites

With 10 successive days of rain behind us and no relief in site and a potential tropical storm bearing down on us, pecan growers are under the gun for scab pressure right now. Most days have provided some breaks in the rain showers that have allowed growers to get out…
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Phylloxera and Casebearer Update

Phylloxera damage has become very noticeable this week. If you see galls on the leaves like the image below, that is phylloxera damage. Stem phylloxera (a separate species) shows up as galls in the stems or nuts and is much more damaging.  Once you see damage from either stem or…
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Herbicide Injury Season is Here

Row crop planting has started in south Georgia and this means herbicide drift season has arrived. I have been on the road all week looking at drift-damaged trees. Since I cannot make it to every orchard in which this occurs, here are the steps that should be taken when a…
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