Results 51 to 60 of about 749 (162)

Phylogenetic Analysis of Allorhizobium vitis Strains in the Okanagan Valley, British Columbia, Canada

open access: yesPlant Pathology, Volume 75, Issue 2, March/April 2026.
Four clades containing Okanagan Valley Allorhizobium vitis strains formed following phylogenetic analysis, displaying both genetic similarity and dissimilarity with similar grapevine host origins. ABSTRACT Grapevine crown gall (GCG), characterised by the formation of galls and root necrosis, is an economically devastating disease that affects ...
Portiaa McGonigal   +4 more
wiley   +1 more source

Development of Specific Markers for Identification of Biovars 1 and 2 Strains of Pseudomonas syringae pv. actinidiae

open access: yesThe Plant Pathology Journal, 2016
Pseudomonas syringae pv. actinidiae, the causal agent of canker in kiwifruit, can be divided into three biovars (biovars 1, 2, and 3). Strains belonging to biovar 1 produce phaseolotoxin and were isolated in Japan and Italy before 2008. Strains of biovar
Young Sun Lee   +4 more
doaj   +1 more source

The Vulnerability of New Zealand Forage Plants to Incursions by New Pests, Pathogens and Weeds, and the Case for Greater Protection

open access: yesNew Zealand Journal of Agricultural Research, Volume 69, Issue 1, February 2026.
We outline the diversity of pests, weeds and plant pathogens absent from New Zealand that threaten forage production, examine their potential import pathways, and outline the challenges of managing them should they arrive. The number and diversity of threats and pathways indicates ongoing incursions are inevitable.
Craig B. Phillips   +9 more
wiley   +1 more source

Genomic Surveillance of Epiphytic Pseudomonas syringae Highlights Shared Reservoirs and Cross‐Habitat Threats to Cherry Orchards and Nearby Woodland Plants

open access: yesMolecular Plant Pathology, Volume 27, Issue 2, February 2026.
Highly virulent epiphytic Pseudomonas syringae PG2d strains are widespread in UK cherry orchards and woodlands, varying in abundance and threatening domestic and wild cherry health. ABSTRACT Plant surfaces host diverse microbial communities acting as reservoirs for pathogenic lineages, yet the ecological dynamics and evolutionary consequences of such ...
Ziyue Zeng   +11 more
wiley   +1 more source

Identification and Analysis of NBS-LRR Genes in Actinidia chinensis Genome

open access: yesPlants, 2020
Nucleotide-binding site and leucine-rich repeat (NBS-LRR) genes represent the most important disease resistance genes in plants. The genome sequence of kiwifruit (Actinidia chinensis) provides resources for the characterization of NBS-LRR genes and ...
Tao Wang   +5 more
doaj   +1 more source

Species of the Botryosphaeriaceae Are Associated With Blackcurrant Dieback in New Zealand

open access: yesPlant Pathology, Volume 74, Issue 6, Page 1718-1729, August 2025.
We describe the isolation, identification and pathogenicity of species of the Botryosphaeriaceae associated with blackcurrant dieback in New Zealand. Diplodia seriata and D. mutila were the most prevalent species. ABSTRACT Dieback of blackcurrants (Ribes nigrum) is an increasing problem worldwide with several pathogens including the Botryosphaeriaceae ...
Patanun Kanjanamaneesathian   +3 more
wiley   +1 more source

The potential of bacteriocins and bacteriophages to control bacterial disease of crops with a focus on Xanthomonas spp.

open access: yesJournal of the Royal Society of New Zealand, Volume 55, Issue 2, Page 302-326, April 2025.
ABSTRACT Crop production plays a crucial role in ensuring global food security and maintaining economic stability. The presence of bacterial phytopathogens, particularly Xanthomonas species (a key focus of this review), poses significant threats to crops, leading to substantial economic losses.
Shannon F. Greer   +3 more
wiley   +1 more source

A Systematic Review of Alternative Host Species of Phytophthora erythroseptica, the Major Causal Agent of Pink Rot of Potato

open access: yesPlant Pathology, Volume 74, Issue 3, Page 605-640, April 2025.
The literature cites many alternative hosts of Phytophthora erythroseptica. However, evidence of host status is often insufficient, thus a polyphasic approach (morphological, molecular, histological and pathogenicity) is required. ABSTRACT Most published studies of Phytophthora erythroseptica, the major causal agent of pink rot of potato, have focused ...
Ronika Thapa   +4 more
wiley   +1 more source

Antibacterial Activity of Cinnamaldehyde and Estragole Extracted from Plant Essential Oils against Pseudomonas syringae pv. actinidiae Causing Bacterial Canker Disease in Kiwifruit

open access: yesThe Plant Pathology Journal, 2016
Pseudomonas syringae pv. actinidiae (Psa) causes bacterial canker disease in kiwifruit. Antibacterial activity of plant essential oils (PEOs) originating from 49 plant species were tested against Psa by a vapor diffusion and a liquid culture assays.
Yu-Rim Song   +4 more
doaj   +1 more source

Fabrication of Multifunctional Three‐Component Supramolecular Nano‐Biscuits via Two Macrocycles‐Involved Self‐Assembly for Rice, Citrus and Kiwifruit Protections

open access: yesAdvanced Science, Volume 12, Issue 11, March 20, 2025.
Through supramolecular self‐assembly strategies, multifunctional three‐component nano‐biscuits (NI6R@CB[7]@β‐CD) are assembled from a chiral (R)‐2‐naphthol‐based bis‐imidazolium bromide salt (NI6R), cucurbit[7]uril (CB[7]) and β‐cyclodextrin (β‐CD). This material has several excellent functions: superior bacterial biofilm eradication, enhanced foliar ...
Xinyu He   +7 more
wiley   +1 more source

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