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Based on the calls I’ve received, the occurrence of last week’s prolonged rainfall during the pecan flower bloom has many growers concerned that the weather had a negative effect on pecan pollination. While, cool, rainy conditions are certainly poor conditions for pecan pollination, I think we are still in pretty good shape. Most of the…
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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 couple of years, this may…
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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 pressure. Thankfully, from the standpoint…
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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 Ty Whiddon Mill RD Ty…
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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 end of last week with…
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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 Tin, we are recommending saving…
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Most soils on which new pecan orchards are established here in Georgia are old row crop fields or cleared pine land. In the case of row crop fields, soil levels of P and K may be in fairly good shape, while Zn levels and pH are low. On cutover pine land, everything tends to be…
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