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Fungicide Sensitivity Testing

With this week’s rain, we will likely begin to see scab showing up on the developing foliage in another week or so. Scab grows best on this rapidly expanding, tender leaf tissue. While we certainly don’t want to see another repeat of the scab issues we’ve seen in the last…
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Is a Surfactant Necessary with Fungicide Sprays?

An 80/20 or 90/10 surfactant can be helpful in providing better scab control when used with DMI fungicides (Enable, Tebuconazole, Orbit, Propimax, Bumper), strobilurins (Abound, Sovran, etc.), and combination products like Absolute, Quadris Top, and Quilt. But you will likely see no benefit to adding a surfactant unless there is significant scab…
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Pecan Grafting Clinic

A pecan grafting clinic will be held at the UGA Ponder Research Farm pecan orchard on Tuesday April 21, 2015. Grafting techniques discussed will be 4-flap or banana grafting and bark grafting. The grafting clinic will begin at 10:00 a.m. See below for directions: UGA Ponder Farm Directions 28 Ty…
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Ambrosia Beetles and Bud-break on the Move

We did not really expect to see a repeat of last year’s problems with Asian Ambrosia beetle. 2014 was the worst year most of us have seen for this pest. Unfortunately, its looking like they are picking up right where they left off. We have had numerous calls beginning the…
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Fungicide Program Example for Managing Pecan Scab

The following 8-spray fungicide schedule is provided as an example of one option to use for pecan scab management in light of the emerging scab insensitivity issues surrounding some of our fungicides. Since Tin is such an integral part of our fungicide arsenal for pecans and we do see some orchards with insensitivity to…
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Pecans and Chilling

Many fruit trees require a certain number of hours below 45 degrees in order to break down growth inhibitors in their buds, allowing them to begin growth in the spring. The number of chilling hours required to break dormancy varies considerably between and within species. Peaches may require as little…
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