نتایج جستجو برای: alternaria sp

تعداد نتایج: 123769  

2015
Piotr Baranowski Malgorzata Jedryczka Wojciech Mazurek Danuta Babula-Skowronska Anna Siedliska Joanna Kaczmarek

In this paper, thermal (8-13 µm) and hyperspectral imaging in visible and near infrared (VNIR) and short wavelength infrared (SWIR) ranges were used to elaborate a method of early detection of biotic stresses caused by fungal species belonging to the genus Alternaria that were host (Alternaria alternata, Alternaria brassicae, and Alternaria brassicicola) and non-host (Alternaria dauci) pathogen...

Journal: :Polish journal of microbiology 2005
Shazia Iram Iftikhar Ahmad

Alternaria alternata were isolated and identified from root, foliage and soil of both wheat and rice crops and their aggressiveness was studied using aggressiveness analysis. Isolates of Alternaria alternata were genetically characterized using RAPD's. The investigations were based on surveys of wheat and rice crops in the rice-wheat cropping areas of Pakistan. The study showed that Alternaria ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده کشاورزی 1390

اکتینومیستها گروهی از باکتریهای گرم مثبت هستند که کاربردهای صنعتی فراوانی دارند. در این تحقیق با غربالگری 16 نمونه از رسوبات دریایی، آب رودخانه و چشمههای نواحی ساحلی شمال ایران (استان گیلان)، 55 سویه اکتینومیست جداسازی شد. اثرات آنتاگونیستی این سویه ها بر عوامل پاتوژن از جمله باکتریها ی escherichia. coli وpseudomonas aeroginosa و قارچهای بیماری زا از قبیل:scleractinia,macrophomina, fusariu...

Journal: :GSC biological and pharmaceutical sciences 2022

Cabbage is a dietary source of micronutrients, vitamins and fiber, vital for human health. samples this study were obtained from selected markets in Ibadan, Nigeria. Serial dilutions membrane filter techniques used to determine microbial load profile the samples. Appropriate culture media detect presence Fungi Bacteria isolated included; Sclerotinia sp, Fusarium Cladosporium Aspergillus Mucor A...

Journal: :Hacettepe Journal of Biology and Chemistry 2021

In this study, we aimed to synthesize silver nanoparticles (AgNPs) using leaf, root, and stem extracts of Phaseolus vulgaris L. (Yunus-90) elucidate their antifungal activities. regard, the prepared AgNPs have been characterized by UV-vis, FT-IR, TEM, SEM, DLS techniques. Then, activity both synthesized commercially purchased was investigated via (i) agar well diffusion, (ii) fungal colony morp...

2008
Olusola Abayomi Ojo Benjamin A. Oso

The biodegradability of the principal component of synthetic detergent products known as linear alkylbenzene sulphonate (LAS) has been contentious, hence the need to evaluate its primary biodegradation by indigenous microorganisms in wastewater ecosystem. The native microbial consortium of a wastewater ecosystem found to utilize detergent components were characterized using standard and convent...

2011
Jonar I. Yago Jae-Hwan Roh Soon-do Bae Young-Nam Yoon Hyun-Ju Kim Min-hee Nam

The seed-borne mycoflora of sorghum and foxtail millet collected from different growing areas in South Korea were isolated and taxonomically identified using dry inspection, standard blotter and the agar plate method. We investigated the in vitro and in vivo germination rates of disinfected and non-disinfected seeds of sorghum and foxtail millet using sterilized and unsterilized soil. The perce...

Journal: :Fungal genetics and biology : FG & B 2015
J H C Woudenberg N A van der Merwe Ž Jurjević J Z Groenewald P W Crous

Alternaria spp. from sect. Alternaria are frequently associated with hypersensitivity pneumonitis, asthma and allergic fungal rhinitis and sinusitis. Since Alternaria is omnipresent in the outdoor environment, it is thought that the indoor spore concentration is mainly influenced by the outdoor spore concentration. However, few studies have investigated indoor Alternaria isolates, or attempted ...

2015
Hyang Burm Lee Andrea Patriarca Naresh Magan

Alternaria species are common saprophytes or pathogens of a wide range of plants pre- and post-harvest. This review considers the relative importance of Alternaria species, their ecology, competitiveness, production of mycotoxins and the prevalence of the predominant mycotoxins in different food products. The available toxicity data on these toxins and the potential future impacts of Alternaria...

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