Aaron J. Onufrak et al. conducted a growth chamber experiment in which field soils that differed in microbial diversity were inoculated with two genetically distinct #Sphaerulina musiva isolates to explore the role of S. musiva in belowground habitats: https://doi.org/10.1094/PHYTOFR-07-25-0065-R

“Successful Propagation of Single-Pair Nematode Cultures on Pluronic-Enhanced Carrot Discs,” by Amandeep Kaur and Amanda M. V. Brown. Read now: https://doi.org/10.1094/PHYTOFR-08-25-0082-SC

In recent years, tomato spotted wilt of peanut incidence has become substantial. Results from a multiyear trial by K. L. Bowen et al. highlights that cultivar resistance remains the best management strategy for tomato spotted wilt. Learn more: https://doi.org/10.1094/PHYTOFR-09-25-0090-R

#Gaultheria procumbens essential oil (GEO) is a natural source of defense inducers. Olivier André et al. performed transcriptomic and metabolomic analyses of GEO-treated #Arabidopsis thaliana plants: https://doi.org/10.1094/PHYTOFR-10-25-0115-R

#Sclerotinia sclerotiorum causes substantial economic damage in the U.S. and globally. William Underwood evaluated growth and development traits for a collection of 227 S. sclerotiorum isolates from 26 different host plants across 27 U.S. states: https://doi.org/10.1094/PHYTOFR-08-25-0084-R

S. N. Yurgel, R. McGee, and L. D. Porter applied ITS rRNA amplicon sequencing to evaluate mycobiomes associated with the soil, roots, and nodules of four winter pea cultivars to identify putative pathogens in winter pea production systems in Washington: https://doi.org/10.1094/PHYTOFR-01-25-0002-R

#Pseudomonas syringae pv. aptata threatens the sugar beet industry worldwide. Anja Milosavljević et al. isolated a suitable biocontrol agent from the sugar beet phyllosphere, identifying the highly effective strain BK17—identified as #Bacillus velezensis: https://doi.org/10.1094/PHYTOFR-11-25-0126-R

To explore the effect of foliar fungicides on the incidence of soybean seed infection by the pathogens #Diaporthe spp. and #Cercospora spp. in Arkansas. S. R. Segalin et al. compared 3 fungicides with an untreated control at 2 locations in 2018 and 2019: https://doi.org/10.1094/PHYTOFR-08-25-0081-R

#Cercospora beticola significantly impacts #sugarbeet crop productivity. Austin K. Lien and Ashok K. Chanda developed and validated a high-throughput microplate-based assay to determine DMI fungicide sensitivity in C. beticola using optical density measurements: https://bit.ly/4fjlcyc

Resource Announcement: “Mitochondrial Genome Resource for the Highly Aflatoxigenic Aspergillus flavus Isolate AF13,” by Santiago Emil A. Joson, IV et al. Learn more: https://doi.org/10.1094/PHYTOFR-12-25-0138-A #Aspergillus

Katie N. Horton et al. used an isolate of #Xanthomonas hortorum pv. vitians for the study of Asteraceae immune responses. Learn more: https://doi.org/10.1094/PHYTOFR-10-25-0114-R

Resource Announcement: “Draft Genome Sequence of Botrytis fabiopsis, a Causal Agent of Chocolate Spot on Broad Bean (Vicia faba) Newly Recorded in Japan,” by Akira Ashida, Toshiharu Ishikawa, and Daigo Takemoto. Learn more: https://doi.org/10.1094/PHYTOFR-10-25-0121-A #Botrytis

Edgar H. Nieto-Lopez, Shrishail S. Navi, and Daren S. Mueller compared different culture media and different spawn substrata to increase inoculum of #Cercospora sojina and #Septoria glycines: https://doi.org/10.1094/PHYTOFR-07-25-0069-R

Resource Announcement: “Genome Resource of Representative Isolates of Fusarium solani and Fusarium falciforme Pathogenic on Soybean,” by Arpan Parajuli and Jeffrey J. Coleman. Learn more: https://doi.org/10.1094/PHYTOFR-10-25-0113-A 🫛

Genome Resource of Representative Isolates of Fusarium solani and Fusarium falciforme Pathogenic on Soybean | PhytoFrontiers™

Soybean (Glycine max) is highly susceptible to diseases caused by members of the Fusarium solani species complex (FSSC), a genetically diverse lineage of fungi responsible for foot rot, crown rot, and damping-off. To understand the molecular basis of pa...

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Findings from Muhammad Azmat Ullah Khan et al. suggest that the use of infectious RNA transcripts in combination with mechanical inoculation is a potential tool for studying potato–potato mop-top virus interactions at the omics level: https://doi.org/10.1094/PHYTOFR-07-25-0067-SC

Resource Announcement: “Complete Reference Genome Resource Announcement: De Novo Genome Assembly and Functional Annotation for the Plant Pathogen Fusarium cerealis,” by Maxwell O. Chibuogwu et al. Learn more: https://doi.org/10.1094/PHYTOFR-09-25-0103-A

To better understand the diverse biology of #Radopholus similis, C. L. Wram et al. sequenced and compared the genomes of 18 populations from 5 continents: https://doi.org/10.1094/PHYTOFR-08-25-0072-R

Resource Announcement: “Draft Genome Sequence Resource of the Citrus Greasy Spot Fungal Pathogen Zasmidium citri-griseum Isolate MCC3,” by Daniela E. Cárdenas et al. Learn more: https://doi.org/10.1094/PHYTOFR-06-25-0058-A

Nabin K. Dangal and more than 25 collaborators from land grant universities, industry, and government agencies conducted a network meta-analysis to assess the efficacy of fungicides in reducing disease and protecting yield in corn. Learn more: https://doi.org/10.1094/PHYTOFR-08-25-0079-R

“Large-Scale Bioinformatical Analysis of Host Factors Commonly Induced by Phytophthora Infection,” by Claude Simo and Kay Hofmann. Learn more: https://doi.org/10.1094/PHYTOFR-08-25-0076-R

Results from Yi Huang et al. show that NAD+ has significant effects on reducing powdery mildew severity and imply the potential role of the LecRLK gene family in disease resistance in squash: https://doi.org/10.1094/PHYTOFR-02-25-0012-R

In this exploratory sequential mixed-methods study, Lena Le, David Gent, and Jair Johnson examined Pacific Northwest hop growers’ perceptions of sustainable agriculture and potential motivations for and barriers to adoption: https://doi.org/10.1094/PHYTOFR-06-25-0059-R

Sydney Houston et al. developed and validated internal transcribed spacer region next-generation sequencing and qPCR assays for detecting decay-disease infections in western redcedar seedlings with high sensitivity and specificity. Learn more: https://doi.org/10.1094/PHYTOFR-04-25-0042-R

Samuel S. Liu et al. provide insights on numbers of lettuce and spinach downy mildew sporangia in different California agricultural production valleys that may be useful to improve disease management and the strategic timing of fungicide applications: https://doi.org/10.1094/PHYTOFR-04-25-0045-R

“Estimating the Potential for Soybean Seed Infection by Diaporthe spp. and Cercospora spp. at Physiological Maturity,” by J. C. Rupe et al. Learn more: https://doi.org/10.1094/PHYTOFR-05-25-0051-R 🫛

Kelly Schlarbaum et al. conducted a 3-year study to compare yield and yield components, fiber quality, root weight, and other morphological parameters of cotton leafroll dwarf virus-infected and noninfected plants grown under high heat conditions: https://doi.org/10.1094/PHYTOFR-06-25-0060-R

Sugarcane contributed $1.6 billion to Louisiana’s economy in 2024. Mary Beth Rollins et al. characterize bacterial contaminants in the state’s sugarcane meristem tissue culture labs and provide actionable recommendations to mitigate contamination: https://doi.org/10.1094/PHYTOFR-07-25-0064-R

Briana K. Whitaker designed and validated a novel peptide nucleic acid (PNA) targeting the ITS2 gene region in barley and wheat. This PNA will substantially improve the cost efficiency of fungal surveys in the two globally important small grain crops: https://doi.org/10.1094/PHYTOFR-07-25-0066-SC 🌾

Results from Gena Mahato et al. suggest that short-term, single-year cover crop rotations do not reduce the abundance of soilborne pathogens of winter wheat compared with fallow in the inland U.S. Pacific Northwest: https://doi.org/10.1094/PHYTOFR-01-25-0007-R

“Differences in ‘Candidatus Phytoplasma pruni’ Gene Expression When Infecting Sweet Cherry Versus Leafhoppers,” by S. J. Harper et al. Learn more: https://bit.ly/4czEcqP