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Researchers Yue Tan et al. uncovered the molecular mechanisms behind little leaf formation in sweet cherry infected by sweet cherry virescence #phytoplasma, linking it to impaired ribosome biogenesis and premature senescence. doi.org/10.1094/PDIS-0…

A Michigan study found no consistent link between Cercospora leaf spot severity and increased sugarbeet storage rot, though #Botrytis cinerea caused the most severe symptoms. Read the article by Carly Hendershot et al.: doi.org/10.1094/PDIS-0… Jaime Willbur

Editor’s Pick! Copper failing against bacterial spot in Florida tomatoes? Ketsira Pierre et al. show that two small molecules—piperidine and pyrrolidine—outperform or enhance standard treatments in lab, greenhouse, and field. 🍅 Dr. Mustafa O. Jibrin HorticulturePathology@OSU Learn more: doi.org/10.1094/PDIS-0…

I. E. Tzanetakis and more than 180 researchers from 40+ countries address the challenges posed by “phantom agents” in the latest Plant Disease Feature article. Learn more: doi.org/10.1094/PDIS-0…

480+ #Myrtaceae species are at risk as Austropuccinia psidii lineages spread globally. Zhenyan (Yan) Luo et al. developed a diagnostic tool for differentiating known lineages of A. psidii based on biological predictions and nucleotide sequences. Thaís Boufleur doi.org/10.1094/PDIS-1…

Excited to share our new publication in Plant Disease We characterized Botrytis isolates from blueberry & raspberry in the PNW for SDHI fungicide resistance, focusing on mutations in sdhB, sdhC, and sdhD genes. doi.org/10.1094/PDIS-1… Grateful to Dr. Mattupalli & collaborators!

Florida’s strawberry industry faces a rising threat from Neopestalotiopsis sp., which survives in soil across seasons. Galvin Alonzo Ortiz, Juliana S. Baggio, and Natalia A. Peres evaluated fumigants to manage crown and soilborne inoculum. 🍓 UF Gulf Coast REC doi.org/10.1094/PDIS-1…

Last Chance! Our webinar on Citrus Huanglongbing (HLB) and CRISPR genome editing is TOMORROW. Register now before it's too late! bit.ly/4jhM3cV #HLB #CRISPR #APSWebinar

Stripe rust is the most devastating fungal disease affecting wheat in China. Jie Wang et al. collected 302 isolates from 6 provinces and analyzed them using virulence testing and single nucleotide polymorphism markers. Learn more: doi.org/10.1094/PDIS-0…

Asmaul Husna et al. provide insight into the diversity and pathogenicity of #Fusarium populations associated with bakanae disease in Bangladesh. Learn more: doi.org/10.1094/PDIS-0…

Eucalyptus smithii is gaining interest for pulp in Uruguay, but young plantations show 5–85% mortality. Franco De Benedetti et al. identified 25 Nectriaceae isolates from root rot and assessed their identity and pathogenicity on seedlings. Universidad de la República doi.org/10.1094/PDIS-0…

High levels of sour rot on stored lemons led to fungicide sensitivity surveys of Geotrichum spp. Nguyen, Förster, and Adaskaveg found propiconazole resistance in G. citri-aurantii; G. candidum acted as a secondary pathogen on senescent fruit. Learn more: doi.org/10.1094/PDIS-0…

Cotton leafroll dwarf virus was infecting U.S. cotton fields for more than a decade before its official detection in 2017. By reanalyzing old genetic data, Alejandro Olmedo-Velarde et al. uncovered its long-hidden spread. Read the press release to learn more: apsnet.org/about/newsroom…

Agnes Szabo-Hever et al. found novel Parastagonospora nodorum effector sensitivity loci in durum and hard red spring wheat, revealing unexpected genetic complexity and aiding Septoria nodorum blotch resistance breeding. 🌾 Gurminder Singh doi.org/10.1094/PDIS-0…

Georgia’s citrus industry is rapidly expanding, but detection of CLas-positive Asian citrus psyllids raises concern. Carlton F. Collins et al. underscore the need for ACP surveillance in commercial groves to support early HLB detection and management. doi.org/10.1094/PDIS-0…

Our paper on Etiology of pine ghosts cankers was editor’s pick. Great job team! ⁦The American Phytopathological Society⁩ ⁦Shannon Lynch, Ph.D.⁩ ⁦Marcelo Bustamante⁩ ⁦⁦⁦Plant Disease⁩ ⁦CA&ES, UC Davis⁩ ⁦Ag&Natural Resources⁩

Feature article alert! “Vascular Streak Dieback: A Novel Threat to Redbud and Other Woody Ornamental Production in the United States” by Prabha Liyanapathiranage et al. Read the article in the May issue of Plant Disease to learn more: doi.org/10.1094/PDIS-0… Fulya Baysal-Gurel

“Intrinsic Natural Resistance of Various Plant Pathogens to Ipflufenoquin, a New DHODH (Dihydroorotate Dehydrogenase)-Inhibiting Fungicide, in Relation to an Unaltered Amino Acid Sequence of the Target Site” by Hideo Ishii, Izumi Okane, and Yuichi Yamaoka doi.org/10.1094/PDIS-0…

Muhammad Zunair Latif et al. investigate fungal leaf spots of palm, an ever-present threat to the nursery and floriculture industry, in “Control of Pestalotiopsis Leaf Spot of Palms by Fungicides, Plant Hormones, and Biological Agents.” doi.org/10.1094/PDIS-0… Muhammad Zunair Latif

Baoyu Wang et al. developed a rapid and accurate detection method for the pathogens causing grapevine Botryosphaeria dieback. Learn more: doi.org/10.1094/PDIS-0…