NCPN Newsletters
Latest Newsletter
NCPN Network News welcomes you to 2021! Learn more about activities of all the specialty crops in the NCPN...Healthy Agriculture through Clean Plants!
Past Newsletters (pdf)
- Welcome edition, August 2016
- NCPN People, Feb 2017
- Benefits of NCPN, June 2017
- Proposal Time! September 2017
- Roses Feature Edition, January 2018
- Sweetpotato Feature Edition, May 2018
- Special Initiatives, December 2018
- Grapes Feature Edition, March 2019
- Berries Feature Edition, June 2019
- Special Initiatives Update, August 2019
- Citrus Feature Edition: A focus on HLB, January 2020
- NCPN Annual Report Infographic, April 2020
- Hops Feature Edition, June 2020
- Fruit Tree Feature Edition, September 2020
- End of the Year Edition, December 2020
Stories from Around the Network
NCPN Network News
Fiscal Year 2021 Open Period

NCPN provides high quality asexually propagated plant material tested for targeted plant pathogens and pests to protect the environment and ensure the global competitiveness of specialty crop...
International Year of Plant Health

The United Nations declared 2020 as the International Year of Plant Health (IYPH). Please join us in this once-in-a-lifetime opportunity and help protect the world's crops, forests, gardens, and...
NCPN Grape News
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Microshoot Tip Therapy Featured in News Article
Foundation Plant Services' Sue Sim explains the process and benefits of using microshoot tip therapy for virus elimination in a new Western Farm Press article. Sim explains, “Basically,...
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Rhonda Smith "Heroine of the Vineyards" Wraps up Career - American Vineyard Magazine
Congratulations to Rhonda Smith on her retirement! The “Heroine of the Vineyards” emerged as Sonoma County's resident expert on all things wine grape during her nearly 34 years as the...
NCPN Hops News
Field Guide Integrated Pest Management in Hops
Start clean by purchasing virus tested hops for your yard and stay clean by following best management practices outlined in the link below. https://www.usahops.org/cabinet/data/Field-Guide.pdf
Tips for Managing Hop Viruses in the Field
Plant with propagation material that is virus indexed. Destroy and replace diseased plants with virus-indexed plants as soon as possible to limit spread. Start work in virus-indexed yards before...
NCPN Berries News
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Five Tips for Safeguarding Berry Farms from Virus Disease
Plant resistant varieties where available. Never propagate from material that has not been virus-tested. Know the viruses that circulate in your area and their vectors. Never plant in fields...
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Berries, NCPN Network News, Spring 2017
John R Clark, Distinguished Professor, University of Arkansas “Back in the early to mid-2000s, two major developments occurred that impacted blackberry production, particularly in the South...
NCPN Roses News
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Article available: What is Rose Rosette Disease?
New open access article on RRD published by HortScience: What is Rose Rosette Disease? http://hortsci.ashspublications.org/content/53/5.toc
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Rose Rosette Disease Video Available
View the 'What Wednesday' video clip on Rose Rosette disease: https://www.facebook.com/ TXPlantClinic/videos/ 10154736863317558/ Are you aware there is a website dedicated to Rose Rosette...
NCPN Citrus News
Joint Conference of the International Organization of Citrus Virologists XXI and the International Research Conference on Huanglongbing
Joint Conference of the International Organization of Citrus Virologists XXI and the International Research Conference on Huanglongbing March 10-15, 2019 Riverside...
Dr. Georgios Vidalakis Awarded APS Excellence in Regulatory Affairs and Crop Security
Georgios Vidalakis, chair of NCPN-Citrus, has been recognized by the American Phytopathological Society for his outstanding contributions to regulatory plant pathology and crop security....
NCPN Sweet Potato News
NCPN-Sweetpotato Center Reports - December 2020

Get all the latest news from the sweetpotato programs at Louisiana State University, North Carolina State University, and Mississippi State University.
LSU AgCenter Sweet Potato Research Station Virtual Field Day

Get a first-hand look at the LSU AgCenter Virus-Tested Sweet Potato Program with Chris Clark and...
NCPN Fruit Tree News
Breeding for Disease Resistance
RosBREED is a national research and extension team focused on targeting breeding approaches in Rosaceae crops for disease resistance, horticultural quality and increased consumer satisfaction. Learn...
Five Tips for Preparing Fruit Tree Samples for Lab Virus Testing
Virus distribution changes with the seasons. In the winter, collect 8-10 inch one-year-old dormant bud sticks. In the summer collect flowers and leaf bud sticks from all major scaffolds and limbs....