نتایج جستجو برای: microbial content

تعداد نتایج: 521273  

2015
Kyung-Seok Ko Kyoochul Ha In Chul Kong Michael Routledge

The potential effects of monotypic and binary metal oxide nanoparticles (NPs, ZnO, NiO, Co₃O₄ and TiO₂) on microbial growth were evaluated in sandy soil collected from artificial recharge sites. Microbial growth was assessed based on adenosine triphosphate (ATP) content, dehydrogenase activity (DHA), and viable cell counts (VCC). Microbial growth based on ATP content and VCC showed considerable...

M. Azizkhani, M.H. Azizi, M.R. Koushki, P. Koohy-Kamaly,

Background: Edible films and coatings have potential benefits for food packaging, particularly meat products. These coatings prevent weight loss and texture changes during shelf life by reducing moisture loss in fresh and frozen meat products. In this study, effect of calcium alginate edible coating on microbial and chemical properties of refrigerated lamb meat over a period of  5 days was...

F* Ghannadiasl, H Nourani, V Alimoradi Saghezchi,

Background & objectives: Regarding the nutritional value and antioxidant, antimicrobial, anti-inflammatory and anti-cancer properties of Elaeagnus angustifolia, its consumption has been increased. Therefore, the main objective of this study was to evaluate of physicochemical and microbial properties of retailed Elaeagnus angustifolia powder in Ardabil city. Methods: In this descriptive study, ...

Journal: :Journal of Bacteriology 1935

Journal: :journal of agricultural science and technology 2015
m. kołodziejczyk

a three-year field experiment was conducted under conditions of luvic chernozem soil. diversified nitrogen fertilization with 0, 60, 120, and 180 kg n ha-1, and microbial preparations improving soil properties were applied to potatoes, cv. ‘satina’, cultivation. n–no3 concentration in the soil profile (0–0.9 m) in autumn after potato harvesting fluctuated from 28 kg n ha-1 in the n0 treatment t...

2017
Fenglian Lv Sha Xue Guoliang Wang Chao Zhang

Atmospheric nitrogen (N) deposition profoundly alters the soil microbial communities and will thus affect nutrient cycles. The effects of N availability on microbial community, however, are not clear. We used PLFA analysis to evaluate the effects of a gradient of N addition (0, 2.8, 5.6, 11.2, and 22.4 g N m-2 y-1) for three years on the rhizospheric microbial community of Pinus tabuliformis se...

ژورنال: Medical Laboratory Journal 2008
Javadi, AA, Mobasheri Zadeh, S, Mohseni, M, Mousavi, A,

Abstract Background and objectives: Air ionization (AI) may reduce the microbial content of the air 'and has bactericidal effects on some bacterial Strains, which is controversial. We conducted this study to evaluate the efficacy of Air ionizer in reducing the microbial content of air. Material and Methods: This experimental Study was carried out in Sadi Hospital of Isfahan. Two air ionizer wer...

Journal: :Molecular ecology 2006
Jianping Xu

Microbial ecology examines the diversity and activity of micro-organisms in Earth's biosphere. In the last 20 years, the application of genomics tools have revolutionized microbial ecological studies and drastically expanded our view on the previously underappreciated microbial world. This review first introduces the basic concepts in microbial ecology and the main genomics methods that have be...

Journal: :Journal of applied microbiology 2005
S M Tiquia

AIMS The objectives of this study were to determine the changes of microbial properties of pig manure collected from pens with different management strategies and composted using different turning and moisture regimes; relate their association with humification parameters and compost temperature; and identify the most suitable microbial indicators of compost maturity. METHODS AND RESULTS Six ...

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