نتایج جستجو برای: f verticillioides

تعداد نتایج: 306036  

Journal: :Journal of agricultural and food chemistry 2000
A E Desjardins R D Plattner

Fumonisins are polyketide mycotoxins produced by Fusarium verticillioides (synonym F. moniliforme), a major pathogen of maize (Zea mays) worldwide. Most field strains produce high levels of fumonisin B(1) (FB(1)) and low levels of the less-oxygenated homologues FB(2) and FB(3), but fumonisin B(1)-nonproducing field strains have been obtained by natural variation. To test the role of various fum...

Journal: :Genetika 2021

During the 2014-2017 period, wheat samples were collected from discoloured spikes affected by Fusarium head blight (FHB) 20 locations in Serbia. After isolation, fungi cultivated on potato dextrose agar (PDA) at 25oC for 7 days. Based situ identification PDA, 36 isolates of section Liseola selected further analyses. The pathogenicity all was confirmed leaves. virulence determined measuring leng...

2008
Deanna L. Funnell-Harris Jeffrey F. Pedersen

New cultivars of sorghum are being developed for increased food use, as livestock feed, and for the bioenergy industry by manipulation of secondary metabolic pathways through breeding. Previous work has suggested that such modifications may have an impact on cultivar response to fungal pathogens. We investigated four inoculation strategies that may be used in studies involving pathogens of sorg...

2014
Zhenyue Lin Shiqiang Xu Youxiong Que Jihua Wang Jack C. Comstock Jinjin Wei Per H. McCord Baoshan Chen Rukai Chen Muqing Zhang

BACKGROUND Pokkah boeng disease caused by the Fusarium species complex results in significant yield losses in sugarcane. Thus, the rapid and accurate detection and identification of the pathogen is urgently required to manage and prevent the spreading of sugarcane pokkah boeng. METHODS A total of 101 isolates were recovered from the pokkah boeng samples collected from five major sugarcane pro...

رقیه کارخانه علی اکبر حجت جلالی مهیار شیخ الاسلامی,

به منظور بررسی تأثیر آنتاگونیستی قارچ‌های همراه نماتد ماده‌ی بالغ و توده‌ی تخم Meloidogyne javanica، آزمایش‌هایی درگلخانه‌های پرورش گوجه‌فرنگی و خیار در استان کرمانشاه طی سال‌های 1389- 1388 انجام شد. در بین قارچ‌های جدا شده 49 جدایه از جنسFusarium وجود داشت که گونه‌های F. chlamydosporum, F. oxysporum, F. proliferatum, F. solani,  F. tricinctumو F. verticillioides شناسایی شدند. برای دستیابی به ج...

2016
Khosrow Chehri

Fusarium species are causal agents of fungal diseases occurring frequently in numerous agriculturally important plants, including potato, garlic and are one of the common pathogens of tomato, causing root rot in the west part of Iran. Therefore, the objectives of this study were to isolate and identify disease-causing Fusarium species from infected tomatoes based on the morphological and molecu...

2017
Deanna L. Funnell-Harris Jeffrey F. Pedersen

New cultivars of sorghum are being developed for increased food use, as livestock feed, and for the bioenergy industry by manipulation of secondary metabolic pathways through breeding. Previous work has suggested that such modifications may have an impact on cultivar response to fungal pathogens. We investigated four inoculation strategies that may be used in studies involving pathogens of sorg...

ژورنال: :بیماریهای گیاهی 0
محمد رضوی مسئول مکاتبه احسان ساری نویسنده رسول زارع نویسنده

طی سال های 89-1388 از مزارع گندم 8 استان کشور شامل تهران، اصفهان، اردبیل، گلستان، مازندران، مرکزی، قزوین و زنجان در مرحله پر شدن دانه بازدید و از بوته های آلوده به پوسیدگی طوقه و ریشه نمونه برداری شد. شناسایی گونه های فوزاریوم با بهره گیری از هر دو روش مورفولوژیکی و مولکولی با استفاده از نشانگر اختصاصی (scar) گونه ها صورت گرفت و مجموعا 12 گونه فوزاریوم شناسایی گردیدکه عبارت بودند از:f. culmorum...

Journal: :Agriculture 2022

The main aim of this research was to study the effect two sowing times (early and late) on Fusarium fumonisin contamination some yield component traits maize hybrids from FAO maturity groups 500 (ZP 560) 600 666) within a two-year growing season (2016–2017). F. verticillioides subglutinans have been identified as ear rot (FER) pathogens potential producers B-type fumonisins (FBs), with predomin...

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