نتایج جستجو برای: fusarium culmorum

تعداد نتایج: 14439  

Journal: :Agronomy 2022

The destructive soilborne Fusarium species is one of the most serious challenges facing agriculture. Mycotoxins produced by spp. can induce both acute and chronic toxic effects on humans animals. Massive investments have been made in last few decades to develop an appropriate management strategy control cereals, particularly wheat, using genetic resistance other practices, with varied outcomes....

Journal: رستنیها 2017
Hamid Reza Zamanizadeh Kasra Sharifi, Mansoureh Mirabolfathy Rasoul Zare Saeed Rezaee,

In order to determine the causal agents of Fusarium head blight, during 2015–16, wheat heads with disease symptom were collected from 10 and six main wheat production areas of Golestan and Mazandaran provinces (N Iran), respectively. A total of 431 Fusarium isolates were obtained belonging to nine Fusarium species based on their morphological characteristics. Fusarium graminearum species comple...

هدف از این مطالعه شناسایی گونه‌های Fusarium همراه با ریشه و بنه زعفران و ارزیابی فعالیت آنزیم‌های مخرب دیواره سلولی تولید شده توسط آن­ها می باشد. به منظور بررسی گونه‌های Fusarium، طی فصل رشدی 1397 در مجموع 53 نمونه ریشه و بنه به طور تصادفی از مزارع زعفران استان خراسان جنوبی جمع­آوری شد. پس از شستشو نمونه­ها با آب مقطر استریل و ضدعفونی سطحی با هیپوکلریت سدیم یک درصد، قطعات کوچک...

امیر ارجمندیان حمیدرضا زمانی زاده, رسول زارع کسری شریفی,

به منظور شناسایی و بررسی گونه‌های فوزاریوم‌ عامل پوسیدگی خشک سیب زمینی از غده‌های انبار شده در استان‌های اردبیل, تهران و همدان از آذر ماه 1380 تا فروردین 1381 نمونه برداری شد. غده‌های با علایم بیماری به آزمایشگاه منتقل و از بافت‌های آلوده پس از ضد عفونی, کشت به عمل آمد. جدایه‌ها بر اساس مشخصات ریخت‌شناسی شناسایی شدند. از 208 جدایه فوزاریوم بدست آمده‎ گونه‎های Fusarium acuminatum، F. culmorum، F...

2016
Wen Shi Yanglan Tan Shuangxia Wang Donald M. Gardiner Sarah De Saeger Yucai Liao Cheng Wang Yingying Fan Zhouping Wang Aibo Wu

In this study, twenty of the most common Fusarium species were molecularly characterized and inoculated on potato dextrose agar (PDA), rice and maize medium, where thirty three targeted mycotoxins, which might be the secondary metabolites of the identified fungal species, were detected by liquid chromatography-tandem mass spectrometry (LC-MS/MS). Statistical analysis was performed with principa...

2017
Urszula Wachowska Danuta Packa Marian Wiwart

Fungi of the genus Fusarium infect cereal crops during the growing season and cause head blight and other diseases. Their toxic secondary metabolites (mycotoxins) contaminate grains. Several dozen toxic compounds produced by fungal pathogens have been identified to date. Type B trichothecenes-deoxynivalenol, its acetyl derivatives and nivalenol (produced mainly by F. graminearum and F. culmorum...

Journal: :Journal of basic microbiology 2012
Tuija Sarlin Teemu Kivioja Nisse Kalkkinen Markus B Linder Tiina Nakari-Setälä

Fungal infection of barley and malt, particularly by the Fusarium species, is a direct cause of spontaneous overfoaming of beer, referred to as gushing. We have shown previously that small fungal proteins, hydrophobins, act as gushing-inducing factors in beer. The aim of our present study was to isolate and characterize hydrophobins from a gushing-active fungus, Fusarium graminearum (teleomorph...

Journal: :Frontiers in microbiology 2016
Ingerd S. Hofgaard Till Seehusen Heidi U. Aamot Hugh Riley Jafar Razzaghian Vinh H. Le Anne-Grete R. Hjelkrem Ruth Dill-Macky Guro Brodal

The increased occurrence of Fusarium-mycotoxins in Norwegian cereals over the last decade, is thought to be caused by increased inoculum resulting from more cereal residues at the soil surface as a result of reduced tillage practices. In addition, weather conditions have increasingly promoted inoculum development and infection by Fusarium species. The objective of this work was to elucidate the...

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