نتایج جستجو برای: shot hole

تعداد نتایج: 79143  

Journal: :حفاظت گیاهان 0
یوسفی یوسفی پنجه که پنجه که حاجیان شهری حاجیان شهری سالاری سالاری فلاحتی رستگار فلاحتی رستگار

abstract disease incidence and favorable condition on disease severity is evaluated. w. carpophilus isolated of infected orchards. for fungus overwintering method in buildup were carried out bud washing by centrifuge and spot culturing on nutrient mediums. evaluation of shot hole in different areas showed that cultivars response to this disease is fixed inside of a climate but it is differ in d...

Journal: :journal of crop protection 2014
azam youssefi mohammad hajian shahri

shot hole caused by wilsonomyces carpophilus is one of the main constraints to prune fruit production in iran particularly in khorasan razavi province. it causes foliage shot hole in spring and early summer; fruit-spotting and cankers on limbs and twigs during autumn rains. the fungus was isolated from the lesions of twigs and was purified on pda. the pathogenicity and virulence on detached twi...

2017
Zhi-Yu Wang Qing-Yuan Wang Mengqin Cao

This paper presents an experimental study on the fatigue behaviour of shot-peened open-hole plates with Q345 steel. The beneficial effects induced by shot peening on the fatigue life improvement are highlighted. The characteristic fatigue crack initiation and propagation modes of open-hole details under fatigue loading are revealed. The surface hardening effect brought by the shot peening is an...

2017
Christine Dodge Jessica Coolidge Miriam Cooperband Allard Cossé Daniel Carrillo Richard Stouthamer

The polyphagous shot hole borer and Kuroshio shot hole borer, two members of the Euwallacea fornicatus species complex (Coleoptera: Curculionidae: Scolytinae), are invasive ambrosia beetles that harbor distinct species of Fusarium fungal symbionts. Together with the damage caused by gallery construction, these two phytopathogenic Fusarium species are responsible for the emerging tree disease Fu...

2017
Christine Dodge Jessica Coolidge Miriam Cooperband Allard Cossé Daniel Carrillo Richard Stouthamer

The polyphagous shot hole borer and Kuroshio shot hole borer, two members of the Euwallacea fornicatus species complex (Coleoptera: Curculionidae: Scolytinae), are invasive ambrosia beetles that harbor distinct species of Fusarium fungal symbionts. Together with the damage caused by gallery construction, these two phytopathogenic Fusarium species are responsible for the emerging tree disease Fu...

Journal: رستنیها 2009
A. AHMADPOUR M. JAVAN- NIKKHAH, R. FATAHI Y. GHOSTA

Shot hole disease of stone fruit trees, caused by Wilsonomyces carpophilus (Lév.) Adaskaveg, Ogawa & Butler(= Stigmina carpophila (Lév.) M.B. Ellis and Coryneum beijerinckii Oud.) is a serious disease of Prunus species in West Azerbaijan province. The pathogen was obtained from infected leaves, fruits and twigs of Prunus orchards during spring and summer of 2007. Samples were cultured on PDA, M...

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