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Browse Plant Pests and Diseases Stories - Page 8

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News from the College of Agricultural and Environmental Sciences

Blueberries growing on the Alapaha farm in Alapaha, Georgia in this file photo. CAES News
Blueberry Production 10/11/17 Julie Jernigan
Nematode control is one of the costliest hurdles to blueberry production on replanted sites. Through research trials in Appling County, Georgia, University of Georgia Cooperative Extension Agriculture and Natural Resources Agent Shane Curry found that adding pine bark mulch when replanting blueberry fields helps to combat the pests.
Cucurbit leaf crumple virus, a disease carried by whiteflies, infects vegetable plants like squash (pictured). CAES News
Whitefly management 10/03/17 Julie Jernigan
Summer may have ended, but Georgia’s silverleaf whitefly infestation has not.
Whiteflies seen on a squash leaf. CAES News
Whiteflies 07/26/17 Clint Thompson
Populations of whiteflies are “unusually high” in Georgia cotton fields this season, making early detection and management of whiteflies essential, according to University of Georgia entomologists Phillip Roberts and Stormy Sparks.
Since about half of Georgia's peanuts are produced on dry land, or land without access to irrigation, growers rely on rain to produce a good crop. CAES News
Burrower Bug 07/18/17 Clint Thompson
Through part of a $12.1 million grant from the U.S. Department of Agriculture, University of Georgia Cooperative Extension peanut entomologist Mark Abney is studying the biology of the burrower bug and developing an effective management program.
An Asian longhorned beetle chews through wood. CAES News
Invasive Species 06/28/17 Sharon Dowdy, Clint Thompson
Over the next 10 years, the number of cargo containers operating out of the Port of Savannah, Georgia, is expected to double. While additional cargo means increased revenue for the state, Chuck Bargeron, associate director of the University of Georgia Center for Invasive Species and Ecosystem Health, is concerned it could also lead to the establishment of more invasive species.
Tomato leaves can curl in response to environmental stresses, like lack of water, or as a symptom of a disease, like tomato leaf curl virus, shown here. CAES News
Think Ahead 06/22/17 Sharon Dowdy
Georgia’s hot, muggy summers provide the perfect conditions for diseases to thrive in. University of Georgia Cooperative Extension specialist Elizabeth Little says the secret to fighting diseases in homegrown vegetables is to stay a few steps ahead of them.
A yellow squash matures on the vine of a squash plant growing in Butts County, Georgia. CAES News
Squash Struggles 05/24/17 Sharon Dowdy
Pests and diseases make summer squash one of the most challenging vegetables to grow in Georgia home gardens, according to University of Georgia plant pathologist Elizabeth Little, who studies plant diseases and control methods at the UGA College of Agricultural and Environmental Sciences.
University of Georgia graduate student Zach Matteen conducted trials on 11 varieties of winter squash at UGA's Durham Horticulture Farm in Watkinsville, Georgia, on land used to grow organic crops. Matteen tested winter squash varieties 'Waltham' butternut, 'Zeppelin' delicata, 'Metro PMR' butternut, Seminole pumpkin, Choctaw sweet potato, 'Thai Kang Kob' tropical pumpkin, 'Thelma Sanders' sweet potato and a fifth-generation cross of 'Waltham' butternut and Seminole pumpkin. He found that the two sweet potato squashes and Seminole, tropical and tan cheese pumpkins held up best against squash pests and diseases. CAES News
Winter Squash 05/24/17 Sharon Dowdy
By determining the varieties best suited for the area, University of Georgia graduate student Zach Matteen is on a mission to convince more backyard gardeners and farmers to grow winter squash. He has found that Seminole, tropical and tan cheese pumpkins, as well as Choctaw and 'Thelma Sanders' sweet potato squashes, hold up best against squash pests and diseases.
Kudzu bugs overwintering in bark. CAES News
Kudzu Bug Decline 05/10/17 Clint Thompson
Once a devastating presence in Georgia’s soybean fields and a major nuisance to homeowners, the kudzu bug population has diminished over the past three years.
To avoid thrips damage on peanuts (pictured above), consider the several thrips management options available to peanut growers. CAES News
Monitor Thrips Activity 04/20/17 Clint Thompson
With thrips activity at a high level, peanut farmers are advised to closely monitor their peanut seedlings as planting season gets underway, according to University of Georgia Cooperative Extension peanut entomologist Mark Abney.