نتایج جستجو برای: plant samples

تعداد نتایج: 795119  

Journal: :The Plant Journal 2008
Ute Lehmann Stefanie Wienkoop Hendrik Tschoep Wolfram Weckwerth

SUMMARY Sucrose-phosphate synthase (SPS) has attracted the interest of plant scientists for decades. It is the key enzyme in sucrose metabolism and is under investigation in various plant species, e.g. spinach, tobacco, poplar, resurrection plants, maize, rice, kiwi and Arabidopsis thaliana. In A. thaliana, there are four distinct SPS isoforms. Their expression is thought to depend on environme...

Journal: :Journal of clinical microbiology 1981
N W Luechtefeld W L Wang

Cecal cultures taken over a 1-year period from 600 turkeys at a poultry processing plant were all positive for Campylobacter fetus subsp. jejuni. Swabs of the cloaca and fresh feces were likewise all positive. Of 33 freshly dressed turkey carcases, 94% were positive before chilling in tanks of chlorinated ice and water; 34% of 83 carcasses were still positive after overnight soaking in the tank...

Journal: :Journal of occupational and environmental hygiene 2012
Faridah H Were Geoffrey N Kamau Paul M Shiundu Godfrey A Wafula Charles M Moturi

The concentration of airborne and blood lead (Pb) was assessed in a Pb acid battery recycling plant and in a Pb acid battery manufacturing plant in Kenya. In the recycling plant, full-shift area samples taken across 5 days in several production sections showed a mean value ± standard deviation (SD) of 427 ± 124 μg/m(3), while area samples in the office area had a mean ± SD of 59.2 ± 22.7 μg/m(3...

A. Begum, A. Islam, J. Ferdous,

Background: The concentrations and distributions of natural and anthropogenic radioactive materials in soils of the site of Rooppur Nuclear Power Plant (RNPP) were investigated with the aim of evaluating the environmental radioactivity and radiation hazard. Materials and Methods: Soil samples were collected from 40 locations in and around the proposed site of Rooppur Power Plant and determined ...

Journal: :journal of rangeland science 0
mehdi moameri assistant professor, university of mohaghegh ardabili, ardabil, iran mohammad jafari university of tehran ali tavili university of tehran babak motasharezadeh university of tehran mohammad ali zare chahuoki university of tehran

there are many remediating methods for the polluted soils but only phytoremediation is a cost effective, environmental friendly, aesthetically pleasing approach that is most suitable for many countries. the purpose of this study was to investigate the potential of native plants for phytoremediation of contaminated soils with lead, zinc, cadmium and nickel in the rangelands around national lead ...

Journal: :Environmental science & technology 2016
Helen Thompson Peter Campbell

Many previous studies report nectar residues being consistently lower than pollen residues in the same plant species. This is also evident in our samples from the oilseed rape (OSR) crop, where 100% of pollen samples contained thiamethoxam, whereas only 53.9% of the nectar samples had detectable levels of this compound. However, as clearly explained in our manuscript, our wildflower nectar and ...

Journal: :Journal of forensic sciences 2011
Lindsay Allgeier John Hemenway Nicholas Shirley Tommy LaNier Heather Miller Coyle

The validity and feasibility of using DNA collection cards in the field for preservation and analysis of Cannabis sativa genotypes were investigated using a highly specific hexanucleotide marker. Collection cards were submitted to the National Marijuana Initiative, which selectively trained and managed the collection of specific types of samples from a variety of participating agencies. Samples...

Journal: :Journal of chromatography. A 2002
Zhongqing Lu Yan Liu Victor Barreto Chris Pohl Nebojsa Avdalovic Robert Joyce Beverly Newton

An ion chromatographic method was developed for the determination of nine inorganic and organic acid anions at sub- to low-microg/l levels in power plant water samples. In this method, samples were injected using a large-volume direct injection technique, the analyte anions were separated on a hydroxide-selective anion-exchange column using high-purity hydroxide eluents generated by an on-line ...

Journal: :Journal of food protection 2005
M E Berrang R J Meinersmann J F Frank D P Smith L L Genzlinger

Samples from environmental sites and raw product in a chicken further processing plant were collected every 6 weeks for 12 months. Each sample site was examined before and after a complete production shift. All samples were examined for the presence of Listeria monocytogenes, which was detected in floor drains on the raw product side of the plant preoperation and in drains on both raw and cooke...

2015
Badhan Saha Mohammad Moniruzzaman

The present work was conducted to find any relevance to the selenium (Se) content in soil, water and in an edible plant to the incidence of arsenicosis in some arsenic hotspots of the country where arsenicosis patients have been identified and where no arsenicosis patients have yet been reported. Soil, plant and water samples were collected from arsenic hot spots of five localit ies viz. Sonarg...

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