Results 61 to 70 of about 1,973 (171)

Genomic Insights into Nematicidal Activity of a Bacterial Endophyte, Raoultella ornithinolytica MG against Pine Wilt Nematode

open access: yesThe Plant Pathology Journal, 2018
Pine wilt disease, caused by the nematode Bursaphelenchus xylophilus, is one of the most devastating conifer diseases decimating several species of pine trees on a global scale.
Gnanendra Shanmugam   +6 more
doaj   +1 more source

Histological Analysis for Mechanism of Pine Wilt Disease.

open access: yesJournal of the Japanese Forest Society, 2006
マツ材線虫病に感染した宿主樹木は, さまざまな組織学的変化を示す。病原線虫感染後まもなく, 侵入した線虫の移動経路となる樹脂道においてエピセリウム細胞の破壊がみられる。また木部放射柔細胞においては, 細胞内容物にさまざまな異常がみられ, 病徴が進展すると内容物が細胞外に漏出し, 周辺仮道管および有縁壁孔に沈着する。皮層樹脂道周囲ではリグニン化およびスベリン化がみられる。抵抗性樹種と感受性樹種における病徴を比較すると, 前者においては感染後木部柔細胞の組織化学的変化があまり認められないこと, および変化が線虫侵入部位に限定されることが特徴である。また, 弱病原性マツノザイセンチュウやニセマツノザイセンチュウを接種した場合も, 線虫分布や病変が接種点付近に限られる ...
Hara, N., Takeuchi, Y.
openaire   +2 more sources

Fungal Pathogen Activity and Stress‐Dependent Responses of Grapevine Wood to Esca and Drought

open access: yesPhysiologia Plantarum, Volume 178, Issue 3, May/June 2026.
ABSTRACT Biotic and abiotic stresses alter the physiology of perennial plants, with consequences for fungal endophytes and disease expression. In grapevine, drought inhibits esca disease expression, but the underlying molecular interactions between the plant and fungi are unknown. We combined wood metatranscriptomics, metabolomics, and metabarcoding to
Marie Chambard   +13 more
wiley   +1 more source

Long‐Term Changes in Evapotranspiration in Once‐Degraded Mountain Catchments: Insights From 93 Years of Data on Forest and Soil Recovery and Climate Change Effects

open access: yesHydrological Processes, Volume 40, Issue 4, April 2026.
Long‐term data (1930–2022) from the Shirasaka Experimental Watershed revealed that evapotranspiration did not consistently increase throughout the 20th century, despite significant recovery of forests and soils following historical anthropogenic degradation.
Yifan Bei, Yuko Asano
wiley   +1 more source

Resistance of Tectona grandis To Ceratocystis Wilt

open access: yesForest Pathology, Volume 56, Issue 2, April 2026.
ABSTRACT Tectona grandis (teak) is a tree species highly appreciated for its high‐quality hardwood and versatile industrial applications. Despite clonal teak plantations showing several advantages, such as reduced rotation time and increased wood volume production, the genetic uniformity of plantations makes them more susceptible to diseases ...
Mallú Loyane Arenhart   +8 more
wiley   +1 more source

Transcription Factor and Protein Regulatory Network of PmACRE1 in Pinus massoniana Response to Pine Wilt Nematode Infection

open access: yesPlants
Pine wilt disease, caused by Bursaphelenchus xylophilus, is a highly destructive and contagious forest affliction. Often termed the “cancer” of pine trees, it severely impacts the growth of Masson pine (Pinus massoniana).
Wanfeng Xie   +6 more
doaj   +1 more source

Effects of Resinous Compounds from Pine Trees on Spore Germination and Mycelial Growth of a Nematophagous Fungus, Esteya vermicola

open access: yesMycobiology
Pine wilt disease caused by pine wood nematodes (PWN) have been reported to give severe damage in many countries worldwide. Many measures of PWN management have been implemented, including using the nematophagous fungus Esteya vermicola as a biological ...
Nguyen Manh Ha   +3 more
doaj   +1 more source

Mycovirus Vector‐Mediated RNAi for Effective Gene Knockdown in Pine Wood Nematodes

open access: yes
Plant Biotechnology Journal, Volume 24, Issue 6, Page 3531-3533, June 2026.
Ruiling Bian   +10 more
wiley   +1 more source

First report of Bursaphelenchus xylophilus on Pinus sylvestris in Spain

open access: yesForest Systems
Aim of the study: To determine if the decline of a Pinus sylvestris L. stand is due to pine wilt disease. Area of study: This research was conducted in the Agricultural and Phytopathological Laboratory of Galicia, LAFIGA (AGACAL, Xunta de Galicia).
Raquel Díaz   +3 more
doaj   +1 more source

Tracing the Geographic Origin of the Pine Wilt Vector Monochamus alternatus Using Carbon Stable Isotope Analysis and Spatial Modeling

open access: yesInsects
This study explored the application of carbon stable isotopes for tracing the geographical origin of Monochamus alternatus, an insect vector responsible for spreading pine wilt disease.
Jun Ding   +3 more
doaj   +1 more source

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