Research in Plant Disease

Research Article

March 31, 2026

Molecular Identification of Stromatinia cepivora Causing White Rot in Allium Species and Evaluation of Fungicide Efficacy

Eun Chong Jeong, Heung Tae Kim

Res. Plant Dis. 2026;32(1):1-11.

White rot of Allium crops is a soil-borne disease in which sclerotia play a crucial role in pathogen survival and infection. This study aimed to re-identify the causal agent of...

Research Article

March 31, 2026

Integrated Characterization of Phytophthora tentaculata Isolated from Diseased Celery in Korea: Morphology, Molecular Identification, Growth and Pathogenicity

Min Sun Ha, Hyeon-Yeong Ju, Sung Kee Hong, et al.

Res. Plant Dis. 2026;32(1):12-20.

In June 2025, celery (Apium graveolens) plants showing wilting and crown rot were collected from commercial fields in Taebaek, Korea. Six oomycete isolates were recovered from symptomatic roots, crowns, and...

Research Article

March 31, 2026

Occurrence of Papaya Anthracnose Caused by Colletotrichum spp. in Korea

Gyo-Bin Lee, Sung-Kee Hong, Hong-Sik Shim, et al.

Res. Plant Dis. 2026;32(1):21-28.

Anthracnose symptoms were found on fruit of papaya trees (Carica papaya) cultivated in greenhouses in Taean and Gokseong, Korea, during surveys of crop diseases in 2020 and 2021. The initial...

Research Article

March 31, 2026

Evaluation of the Blossom Infection Risk of Fire Blight in Apple Trees Based on Short-Range Weather Forecasts in FBcastS

Sung-Chul Yun

Res. Plant Dis. 2026;32(1):29-39.

The FBcastS automated system determines optimal control timing for fire blight blossom infection by running the K-Maryblyt model with observed weather data and short-term forecasts for today, tomorrow, and the...

Research Article

March 31, 2026

Evaluation of Silver-Stabilized Hydrogen Peroxide as an Alternative Control Strategy for Major Bacterial Diseases of Kiwifruit

Jung Yeol Kim, Gyoung Hee Kim

Res. Plant Dis. 2026;32(1):40-45.

Bacterial canker and bacterial leaf spot are among the most economically important diseases affecting kiwifruit production, and their management has relied heavily on antibiotics and copper-based bactericides. However, increasing concerns...

Research Article

March 31, 2026

Occurrence of Three Viruses (GFkV, GLRaV-1, and GLRaV-3) in Major Grapevine-Growing Regions of Korea

Yeseul Choi, Doyeon Cho, Myung-Kyu Song, et al.

Res. Plant Dis. 2026;32(1):46-52.

This study assessed the incidence and distribution of major viral infections in grapevines across South Korea. A total of 534 grapevine samples representing five cultivars were collected and tested for...

Research Article

March 31, 2026

Control Efficacy of Nematicides against Ectoparasitic Nematodes in Zoysiagrass on Golf Courses

Oh-Gyeong Kwon, Abraham Okki Mwamula, Chanki Kwon, et al.

Res. Plant Dis. 2026;32(1):53-64.

Various plant parasites cause damage to turfgrass, and various parasitic nematodes also cause damage to zoysiagrass, particularly the ectoparasitic nematodes. Turfgrass damage caused by various ectoparasitic nematodes is prevalent on...

Note

March 31, 2026

Fungicide Sensitivity and Evaluation of Effective Fungicides against Cercospora cf. citrullina, the Causal Agent of Watermelon Leaf Spot

Sunmin An, Seyeon Kim, Taeho Kim, et al.

Res. Plant Dis. 2026;32(1):65-71.

Leaf spot caused by Cercospora cf. citrullina has recently been observed in greenhouse-grown watermelon in Korea, where high humidity conditions favor fungal disease development. This study evaluated the fungicide sensitivity...

Note

March 31, 2026

Cultivar Transitions in Kiwifruit and Associated Shifts in Bacterial Canker Pathogen Populations in Korea

Gyoung Hee Kim, Jae Sung Jung, Young Jin Koh

Res. Plant Dis. 2026;32(1):72-78.

Bacterial canker caused by Pseudomonas syringae pv. actinidiae (Psa) is one of the most destructive diseases affecting kiwifruit production worldwide. In Korea, the composition of cultivated kiwifruit cultivars has changed...

Note

March 31, 2026

Temperature-Dependent Antimicrobial Activity of Hydrogen Peroxide-Nitric Oxide Mixture on Strawberry Pathogens

Jeum Kyu Hong, Ye Won Kwon, Seo Young Jeong, et al.

Res. Plant Dis. 2026;32(1):79-86.

Hydrogen peroxide (H2O2) and sodium nitroprusside (SNP) have shown different in vitro antimicrobial activities against strawberry pathogens Colletotrichum fructicola, Phytophthora cactorum and Neopestalotiopsis clavispora. The antimicrobial activities were evaluated by...

Note

March 31, 2026

Digital Polymerase Chain Reaction as a Sensitive Diagnostic Tool: Detection and Quantification of Grapevine Fleck Virus in Grapevine

Min-Jae Kim, Hyo-Jeong Lee, Rae-Dong Jeong

Res. Plant Dis. 2026;32(1):87-92.

Grapevine fleck virus (GFkV) is a graft-transmissible pathogen that threatens grapevine production in rootstocks and hybrid cultivars. Its early and accurate detection is essential for certifying virus-free planting materials. This...

Note

March 31, 2026

Occurrence, Genetic Variability, and Symptomatology of Potyvirus citrulli (Watermelon Mosaic Virus) Infecting Cucurbits in Iraq

Hayder R. Alinizi, Haider H. Nawar, Nawres A. Al-Kuwaiti

Res. Plant Dis. 2026;32(1):93-99.

During 2022-2023 growing season, 11 Iraqi provinces were surveyed for the prevalence of Potyvirus citrulli in cucurbit fields. Thirty-six symptomatic samples were screened using reverse transcription-polymerase chain reaction and three...

Current Issue: Volume 32(1); Mar 2026

Research in
Plant Disease

Online ISSN: 2233-9191

Companion Journal

The Plant
Pathology Journal

Online ISSN: 2093-9280

> Go to The Plant Pathology Journal

4,554	Phylogeny, Morphology, Epidemiology, and Control Strategies for Plurivorosphaerella nawae, the Causal Agent of Circular Leaf Spot in Persimmon
4,139	Increasing Incidence of Apple Valsa Canker and Predominance of Cytospora mali in Gyeongsangbuk-do, South Korea
5,433	Isolation and Identification of Competitive Fungi on Medium for Black Wood Ear Mushroom in Korea and In Vitro Selection of Potential Biocontrol Agents
2,420	Analysis of Factors Influencing the Distribution and Epidemics of Finger Millet Blast (Magnaporthe grisea) in Northwestern Ethiopia
7,468	Artificial Intelligence Plant Doctor: Plant Disease Diagnosis Using GPT4-vision

Cited By 9	Yearly Update of the List of Plant Diseases in Korea (6.2 Edition, 2024)
Cited By 9	Emergence Characteristics of Fire Blight from 2019 to 2023 in Korea
Cited By 7	Changes of Sensitivity to Streptomycin in Erwinia amylovora Isolated from 2019 to 2023 in Korea
Cited By 5	Artificial Intelligence Plant Doctor: Plant Disease Diagnosis Using GPT4-vision
Cited By 5	Survey of Fungal Diseases on Barley, Wheat, and Oats at Tillering to Stem Extension Stages in Southern Regions of Korea during 2020-2021