Results 81 to 90 of about 34,445 (212)

The pinewood nematode, Bursaphelenchus xylophilus, in Madeira Island [PDF]

open access: yes, 2012
The environmental conditions in Madeira Island are favorable for the presence and dissemination of the pinewood nematode (PWN), Bursaphelenchus xylophilus.
Abrantes, Isabel   +7 more
core   +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 ...
N. Hara, Y. Takeuchi
openaire   +2 more sources

Requirement of group I lytic polysaccharide monooxygenase for turnover of chitinous cuticle during moulting in two forest pest beetles, Monochamus alternatus and Psacothea hilaris

open access: yesInsect Molecular Biology, Volume 35, Issue 2, Page 115-125, April 2026.
Group I LPMO15‐1 cDNAs from two economically important forest insect pests, M. alternatus and P. hilaris, were cloned. MaLPMO15‐1 and PhLPMO15‐1 show a similar pattern of expression during late stages of development. RNAi for LPMO15‐1 causes failure of adult eclosion in both M. alternatus and P. hilaris.
Daehyeong Kim   +4 more
wiley   +1 more source

Bursaphelenchus pinophilus Brzeski & Baujard, 1997 (Nematoda: Parasitaphelenchinae) associated with nematangia on Pityogenes bidentatus (Herbst, 1783) (Coleoptera: Scolytinae), from the Czech Republic [PDF]

open access: yes, 2012
The occurrence of Bursaphelenchus species in the Czech Republic is poorly known, the first report of the genus being made by Kubátová et al. (2000) who reported the association of B.
C ERMÁK, Václav   +6 more
core   +2 more sources

How to eradicate an invasive forest pest without clear‐cutting

open access: yesJournal of Applied Ecology, Volume 63, Issue 3, March 2026.
The results show that selective cutting applied together with modern remote sensing surveillance methods is an environmentally friendly alternative to the mandatory clear‐cutting for PWN control in the EU. Abstract The pine wood nematode (PWN), Bursaphelenchus xylophilus, is an invasive species causing high pine mortality in invaded areas outside its ...
Hongyu Sun   +6 more
wiley   +1 more source

Tree decline--what is it? (1998) [PDF]

open access: yes, 1998
This publication focuses on what takes place in the process of 'tree decline' and how it is distinguished from 'tree death.' The latter may be specifically attributed to particular single causes such as oak wilt, Dutch elm disease or pine wilt disease ...
Slusher, John P.
core  

Roles of 3-carene in the pine wilt disease resistance induced by the Serratia marcescens strain BRC-CXG2

open access: yesIndustrial Crops and Products
Serratia marcescens is an endophytic bacterium coexisting with Pinus sp., Monochamus alternatus, and Bursaphelenchus xylophilus. Due to its intensive application as a biocontrol bacterium in crops, S.
Mengxia Liu   +6 more
doaj   +1 more source

Pine Pitch Canker and Insects: Regional Risks, Environmental Regulation, and Practical Management Options [PDF]

open access: yes, 2019
Producción CientíficaPine pitch canker (PPC), caused by the pathogenic fungus Fusarium circinatum (Nirenberg and O’ Donnell), is a serious threat to pine forests globally.
Altunisik, Aliye   +22 more
core   +2 more sources

Discovery of murayaquinone from an endophytic bacterium Streptomyces sp. AN140557 as a potent inhibitor of the pine wood nematode, Bursaphelenchus xylophilus

open access: yesPest Management Science, Volume 82, Issue 2, Page 1765-1775, February 2026.
Murayaquinone isolated from the pine endophyte Streptomyces sp. AN140557 exhibits potent, dose‐dependent nematicidal activity and egg‐hatching inhibition against the pine wood nematode. It effectively inhibited pine wilt disease in greenhouse tests, suggesting potential as a promising biocontrol agent.
Min‐Kyoung Kang   +2 more
wiley   +1 more source

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

open access: yes
Plant Biotechnology Journal, EarlyView.
Ruiling Bian   +10 more
wiley   +1 more source

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