نتایج جستجو برای: microbial community

تعداد نتایج: 461090  

2014
Witoon Purahong Michael Schloter Marek J. Pecyna Danuta Kapturska Veronika Däumlich Sanchit Mital François Buscot Martin Hofrichter Jessica L. M. Gutknecht Dirk Krüger

The widespread paradigm in ecology that community structure determines function has recently been challenged by the high complexity of microbial communities. Here, we investigate the patterns of and connections between microbial community structure and microbially-mediated ecological function across different forest management practices and temporal changes in leaf litter across beech forest ec...

2015
Nidhi R. Parmar J.I. Nirmal Kumar Chaitanya G. Joshi

Ruminants are known to harbour a vast and diverse microbial community that functions in utilizing the fibrous and starchy feedstuffs. The microbial fermentation of fibrous and starchy feed is carried out by different groups of microbiota, which function in synergistic mechanism. The exploration of the shift in carbohydrate utilizing microbial community with the change in diet will reveal the ef...

2016
Pedro Dorado-Morales Cristina Vilanova Juli Peretó Francisco M. Codoñer Daniel Ramón Manuel Porcar

Microorganisms colonize a wide range of natural and artificial environments although there are hardly any data on the microbial ecology of one the most widespread man-made extreme structures: solar panels. Here we show that solar panels in a Mediterranean city (Valencia, Spain) harbor a highly diverse microbial community with more than 500 different species per panel, most of which belong to dr...

Journal: :The New phytologist 2011
Jennifer A Lau Jay T Lennon

• Below-ground microbial communities influence plant diversity, plant productivity, and plant community composition. Given these strong ecological effects, are interactions with below-ground microbes also important for understanding natural selection on plant traits? • Here, we manipulated below-ground microbial communities and the soil moisture environment on replicated populations of Brassica...

2010
Dexter B. Watts H. Allen Torbert Yucheng Feng Stephen A. Prior

Manure applications can benefit crop productivity by adding required nutrients and organic matter to soil. There is a paucity of information on how soil microbial community dynamics will be altered by the application of manure to different landscape positions. Thus, an in situ field study was conducted during the summer and winter months to evaluate microbiological properties of three soil type...

2007
L. M. Carrera B. Vinyard

Soil microbial community structure and crop yield was investigated in field tomato production systems that compared black polyethylene mulch to hairy vetch mulch and inorganic N to organic N. The following hypotheses were tested: (1) hairy vetch cover cropping increases crop yield and significantly affects soil microbial community structure when compared to the standard plastic mulch and synthe...

2016
Quan Chen Qian Zhao Jing Li Shuguang Jian Hai Ren

Sediment microorganisms help create and maintain mangrove ecosystems. Although the changes in vegetation during mangrove forest succession have been well studied, the changes in the sediment microbial community during mangrove succession are poorly understood. To investigate the changes in the sediment microbial community during succession of mangroves at Zhanjiang, South China, we used phospho...

Journal: :Water research 2017
Jo De Vrieze Marlies E R Christiaens Diego Walraedt Arno Devooght Umer Zeeshan Ijaz Nico Boon

Anaerobic digestion of high-salinity wastewaters often results in process inhibition due to the susceptibility of the methanogenic archaea. The ability of the microbial community to deal with increased salinity levels is of high importance to ensure process perseverance or recovery after failure. The exact strategy of the microbial community to ensure process endurance is, however, often unknow...

Journal: :FEMS microbiology ecology 2005
Rita Branco Ana-Paula Chung António Veríssimo Paula V Morais

The influence of chromium on the microbial community structure was analyzed in a river system subjected to long-term chromium contamination, by plating and by sequencing 16S rRNA genes cloned from DNA extracted from the river sediments. We also analyzed the influence of chromium on the ability of the microbial community to resist and reduce Cr(VI) and on its resistance to antibiotics. Shifts in...

Journal: :Pest management science 2007
Mark A Weaver L Jason Krutz Robert M Zablotowicz Krishna N Reddy

Transgenic glyphosate-resistant (GR) soybean [Glycine max (L.) Merr.] has enabled highly effective and economical weed control. The concomitant increased application of glyphosate could lead to shifts in the soil microbial community. The objective of these experiments was to evaluate the effects of glyphosate on soil microbial community structure, function and activity. Field assessments on soi...

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