نتایج جستجو برای: avenaceum

تعداد نتایج: 129  

Journal: :Journal of agricultural and food chemistry 2005
Shiyou Li Zhizhen Zhang Abigail Cain Bo Wang Melissa Long Josephine Taylor

Leaf spots and root rots are major fungal diseases in Camptotheca acuminata that limit cultivation of the plant for camptothecin (CPT), a promising anticancer and antiviral alkaloid. Bioassays showed that pure CPT and flavonoids (trifolin and hyperoside) isolated from Camptotheca effectively control fungal pathogens in vitro, including Alternaria alternata, Epicoccum nigrum, Pestalotia guepinii...

2007
R L James

Nine different Fusarium species were isolated from Acacia koa seeds, seedpods, seedling stem and root tissues, rhizosphere soil and soil surrounding roots of diseased trees. Fusarium oxysporum, the cause of koa dieback and wilt, was not isolated from seeds or seedpods but was found most commonly on roots and soil near diseased koa seedlings. Fusarium subglutinans was the most common species iso...

Journal: :Glasnik zaštite bilja 2023

Endofitne gljive žive unutar biljaka ne uzrokujući očite simptome bolesti. Korovi koji rastu u blizini poljoprivrednih polja mogu poslužiti kao alternativni domaćin ovih gljiva. Izolirali smo endofitne iz 6 vrsta korova, uobičajenih za istočnu Hrvatsku te bez očitih simptoma bolesti: Abutilon theophrasti, Amaranthus retroflexus, Ambrosia arthemisiifolia, Chenopodium album, Sorghum halepense i X...

Journal: :Folia Cryptogamica Estonica 2021

The antifungal activity of secondary lichen metabolites extracted by means acetone and ethanol from Cetraria islandica, Cladonia mitis, C. rangiferina, Pseudevernia furfuracea Usnea dasopoga on the pathogenic fungi Fusarium oxysporum F. avenacuem was examined. compounds tested after their mixture with PDA medium before solidification. most active extracts inhibiting growth fungal mycelia contai...

Journal: :Applied and environmental microbiology 1986
P Goliński S Wnuk J Chełkowski A Visconti M Schollenberger

A compound very similar to the mycotoxin citrinin was observed on thin-layer chromatographic plates during the screening analysis of grain extracts. This compound was produced by 22 of the tested Fusarium avenaceum (Corda ex Fries) Sacc. strains isolated from wheat, triticale, barley, corn, and potatoes. A chemical test confirmed the presence of an unknown compound, which was given the prelimin...

این تحقیق به منظور ارزیابی واکنش بذر و گیاهچه‌های سه گونه Agropyronو دو گونه Bromus به آلودگی مصنوعی اسپورهای دو گونه قارچ Fusarium avenaceum و F. graminearum به اجرا در‌آمد. بذر هر گونه با دو سطح آلودگی ml/104*124 و ml/104*62 ((Fusarium avenaceum و دو سطح آلودگی اسپور ml/104*140 و ml/104*70 (F. graminearum) همراه با شاهد (بذر بدون آلودگی) مورد مایه‌زنی قرار گرفتند. تیمارها در شرایط استاندارد ج...

در این آزمایش، درصد جوانه‌زنی و سرعت جوانه‌زنی، طول ریشه‌چه و ساقه‌چه، و شاخص بنیه بذر در 5 گونه  Agropyron و 2 اکوتیپ گونه Bromus persicus تحت 2 غلظت اسپور از گونه‌های Fusarium graminearumوFusarium avenaceum  مورد ارزیابی قرار گرفتند. غلظتهای اسپوری ml/104×114 و ml/104× 57 برای F. graminearum و ml/104×152 و ml/104×76 برای گونه F. avenaceum برای آلوده نمودن بذر در نظرگرفته شد. همچنین نمونه‌ای ا...

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