نتایج جستجو برای: soil borne fungi

تعداد نتایج: 249447  

2013
Nehal S. El-Mougy Mokhtar M. Abdel-Kader

Evaluation of the efficacy of blue-green algal compounds against the growth of either pathogenic or antagonistic microorganisms as well as their effect on the antagonistic ability of bioagents was studied under in vitro conditions. The present study was undertaken to explore the inhibitory effect of commercial algal compounds, Weed-Max and Oligo-Mix, against some soil-borne pathogens. In growth...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده کشاورزی 1389

چکیده توان بالقوه تجاری سلولازها و کاربردهای گوناگون آن ها در بسیاری از صنایع انگیزه ای قوی برای تحقیق در این زمینه طی چند دهه گذشته بوده است. با توجه به کاربردهای فراوان این آنزیم در صنایع غذایی? در این پژوهش تصمیم به جداسازی ریزسازواره های تولید کننده سلولاز از خاک درختان انار، انگور، خرمالو و گردو حیاط دانشکده کشاورزی تربیت مدرس، گرفته شد. در این بین خاک درخت خرمالو به دلیل دارا بودن تعداد ...

2009
Ari Jumpponen

Soils and soil-borne microbial communities are probably the greatest source of organismal diversity on Earth. In this soil matrix, plant roots and the soil impacted by those roots – the rhizosphere – host a great diversity of fungi. Fungal community composition in soil and rhizosphere has been assessed by growing fungi from environmental samples in different pure culture media. These studies ha...

2008
Courtney G. Kluger James W. Dalling Rachel E. Gallery Evelyn Sanchez Cheyenne Weeks-Galindo Elizabeth Arnold

Most ecological studies of fungi associated with tropical plants have focused on the rhizosphere or phyllosphere of seedlings, saplings and adult trees (Augspurger 1983, 1984; Bell et al. 2006, Gilbert 2002, Gilbert et al. 2002, Husband et al. 2002, Kiers et al. 2000, Mangan et al. 2004). However, fungi also infect the seeds of tropical trees, reducing seed survival and potentially affecting ad...

Journal: : 2021

Gaziantep Orman Fidanlık Şefliği, Osmaniye Hatay Serinyol Şefliği ve HMKÜ kampüs fidanlık alanında 14 farklı peyzaj bitkisi türünden toplam 98 adet hastalıklı fidan örneği toplanmıştır. Bu örneklerin 81’inde, toprak kökenli hastalık etmenleri saptanmıştır. etmenlerin tanılanmasına yönelik olarak morfolojik sonuçlar değerlendirildiğinde; konukçulardan elde edilen etmenlerinden 12 adedi, Ceratoba...

Journal: :Annals of agricultural and environmental medicine : AAEM 2006
Brett James Green Timothy O'Meara Jason Sercombe Euan Tovey

Aerobiological sampling traditionally uses a volumetric spore trap located in a fixed position to estimate personal exposure to airborne fungi. In this study, the number and identity of fungi inhaled by human subjects (n=34), wearing Intra-nasal air samplers (INASs), was measured over 2-hour periods in an outdoor community setting, and compared to fungal counts made with a Burkard spore trap an...

Journal: :The New phytologist 2018
Liesje Mommer T E Anne Cotton Jos M Raaijmakers Aad J Termorshuizen Jasper van Ruijven Marloes Hendriks Sophia Q van Rijssel Judith E van de Mortel Jan Willem van der Paauw Elio G W M Schijlen Annemiek E Smit-Tiekstra Frank Berendse Hans de Kroon Alex J Dumbrell

There is consensus that plant species richness enhances plant productivity within natural grasslands, but the underlying drivers remain debated. Recently, differential accumulation of soil-borne fungal pathogens across the plant diversity gradient has been proposed as a cause of this pattern. However, the below-ground environment has generally been treated as a 'black box' in biodiversity exper...

Journal: :jundishapur journal of microbiology 0
mohammad reza reza aghamirian islamic azad university of chaloos, ir iran seyed amir ghiasian medical parasitology and mycology department, school of medicine, hamadan university of medical sciences and health services, p.o box: 65155-518, ir iran +98-218951583, [email protected];[email protected]; medical parasitology and mycology department, school of medicine, hamadan university of medical sciences and health services, p.o box: 65155-518, ir iran +98-218951583, [email protected];[email protected]

backgrounds soil is the first habitat for pathogenic fungi and one of the important fungal reservoirs. the soil-borne fungi are major cause for different degrees of allergy or serious diseases in human beings. objectives this current study aimed to determine the identities and diversity of the fungi associated with allergy, subcutaneous and even systemic fungal infections in an extensive region...

2014
A. K. Sharma P. N. Bhattacharyya D. J. Rajkhowa D. K. Jha

Soil is considered as the hot-spot region of beneficial plant-microbe association. A wide range of soil microbial categories like nitrogen-fixing bacteria, ecto and endo-mycorrhizal fungi and plant growth-promoting bacteria and fungi are seemed to be associated with this beneficial plant-microbe association. The soil microbes confer increased plant growth and productivity against the root patho...

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