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Hop stunt viroid Infecting Citrus Trees in Georgia, USA

By: Emran Ali, Tammy Stackhouse, Sumyya Waliullah, Jean Williams-Woodward, and Jonathan E. Oliver Is one of the world’s smallest pathogens harming your citrus plants? Citrus production within the state of Georgia (USA) is rapidly increasing each year. There are citrus plantings in backyards, production, and plant nurseries within at least…
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Citrus Greening AND Citrus Canker Testing for Commercial and Residential Citrus (RESTARTING Sept. 2020)

Good news for Georgia citrus growers! After being forced to suspend our citrus greening testing of Georgia citrus samples back in March due to COVID-19, we are now able to restart this testing as of September 1st, 2020. In addition, we can now test samples for Citrus Canker as well…
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‘Owari’ Satsuma Rootstock Trial Summary 2018 & 2019

By: Jake Price (UGA Extension, Lowndes County, GA – jprice@uga.edu) and Dr. Kim Bowman (Rootstock geneticist, Ft. Pierce, FL – Kim.Bowman@usda.gov) Purpose: Identify the best commercially-available rootstocks for ‘Owari’ satsumas, based upon effects on fruit yield, fruit quality, cold-hardiness, tree health, fruit size, and tree size. Background: In 2014, Lowndes…
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Citrus Greening Testing for Commercial and Residential Citrus

Good news for Georgia citrus growers! My citrus pathology extension program was awarded a grant from the 2019 USDA/AMS Specialty Crop Block Grant Program to conduct a “Statewide survey of citrus greening caused by Candidatus liberibacter asiaticus” in 2020 and 2021. This means that each year, UGA Cooperative Extension Personnel…
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Georgia Citrus Regulations and Quarantine Rules – Effective January 1st, 2020

Please note: Recently, new Citrus Regulations and Quarantine Rules were adopted by the Georgia Department of Agriculture. These regulations became effective on January 1st, 2020 and apply to anyone propagating and planting citrus nursery stock in Georgia. The current version of these rules is available at this link. According to…
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UGA Citrus Greening Survey Results (Spring 2019)

Survey Information: In Spring 2019, a team of UGA extension specialists and agents initiated a survey of select residential and commercial citrus sites in southern and coastal Georgia to investigate the prevalence of Candidatus liberibacter asiaticus (CLas), the bacterium that causes citrus greening disease. Citrus leaf samples were collected during…
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Comment Period for Proposed Adoption of Citrus Regulations and Quarantine (closes on Oct. 4th)

The Georgia Department of Agriculture has recently announced a “Notice of Intent to Consider the Adoption of Citrus Regulations and Quarantine“. Regarding the proposed rules, the Department will be accepting written comments from September 3, 2019, to the close of business (4:30 p.m. EST) on October 4, 2019. Comments will…
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Welcome to the UGA Citrus Blog!

Welcome to the UGA Citrus Blog! This blog is an initiative of the UGA Citrus Team in order to provide Georgia citrus growers with the most updated information on all aspects of citrus production. Periodically, members of the UGA Citrus Team will post information and provide updates relating to citrus…
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