نتایج جستجو برای: قارچ verticillium dahliae
تعداد نتایج: 8619 فیلتر نتایج به سال:
Verticillium dahlia Kleb. is a soil-borne pathogen which causes worldwide economically important plant and yield losses. So far no resistance preventing the fungus from growing in the plants could be found in the genus Fragaria. But there are cultivars with different levels of tolerance. In particular after the ban on chemical control with effective soil disinfectants (methylbromid) cultivation...
Bu çalışmada, Verticillium dahliae’nın gelişimi üzerine bazı fungal (Trichoderma harzianum, Trichoderma virens, asperellum, viride) ve maya (Saccharomyces cerevisiae) biyolojik kontrol etmenleri ile vermikompost salisilik asit organik maddelerin etkisi araştırılmıştır. Çalışma in vitro vivo koşullarda yürüyülmüş vitro’da antagonizmin derecesi yüzde olarak engelleme oranı belirlenmiştir. In inhi...
بیماری پژمردگی ورتیسیلیومی سیب زمینی از عوامل محدود کننده کشت و تولید سیب زمینی است. در این تحقیق 14 عامل کنترل کننده زیستی از هفت گونه متفاوت شامل Trichoderma harzianum، Trichoderma deliquescens، Fusarium oxysporum، Talaromyces flavus، Bacillus subtilis، Pseudomonas fluorescens و Serratia marcescens به منظور بررسی فعالیت ضد قارچی در شرایط آزمایشگاه و گلخانه بر علیه قارچ بیمارگر Verticillium da...
Verticillium wilt (caused by dahliae Kleb.) is an important disease affecting olive (Olea europaea L.) production. Effective control of this relies on integrated management strategies. In vitro antifungal activity two hydroxytyrosol (HTyr) enriched extracts (HTE1 and HTE2) obtained from mill waste products (OMWP) was assessed against V. dahliae. Inhibitory effects pure HTyr as a standard, HTE1 ...
بیماری پژمردگی ورتیسیلیومی زیتون مشکل ترین مسئله بیماری شناسی این گیاه در مناطق کشت آن به شمار می آید و در اکثر این مناطق یافت می شود. در بررسی های مربوط به کنترل بیولوژیک پژمردگی های ورتیسیلیومی، گونه های مختلفی از قارچ ها به عنوان آنتاگونیست verticillium dahliae و v. albo-atrum معرفی شده اند. بسیاری از این قارچ ها تنها به عنوان آنتاگونیست بیمارگر در محیط های کشت معرفی شده اند و اکثر بررسی های...
Using PCR-based assays with specific primers for amplification of the ribosomal DNA intergenic spacer region (IGS) and a portion of the mitochondrial DNA small subunit ribosomal RNA gene (mtDNA SSU rRNA), the genetic variability among Verticillium dahliae isolates from olive (Olea europaea) and other host species from Argentina and Brazil was estimated. The derived UPGMA-generated phenograms ba...
Pathogenic Verticillium species are economically important plant pathogens that cause vascular wilt diseases in hundreds of plant species. The Ve1 gene of tomato confers resistance against race 1 strains of Verticillium dahliae and V. albo-atrum. Ve1 encodes an extracellular leucine-rich repeat (eLRR) receptor-like protein (RLP) that serves as a cell surface receptor for recognition of the rece...
Olive cultivation is affected by a wide range of biotic constraints. Verticillium wilt of olive is one of the most devastating diseases affecting this woody crop, inflicting major economic losses in many areas, particularly within the Mediterranean Basin. Little is known about gene-expression changes during plant infection by Verticillium dahliae of woody plants such as olive. A complete RNA-se...
To study the effect of plant species on the abundance and diversity of bacterial antagonists, the abundance, the phenotypic diversity, and the genotypic diversity of rhizobacteria isolated from potato, oilseed rape, and strawberry and from bulk soil which showed antagonistic activity towards the soilborne pathogen Verticillium dahliae Kleb. were analyzed. Rhizosphere and soil samples were taken...
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