Results 11 to 20 of about 130,149 (287)

An Assessment to Determine the Level of Some Selected Heavy Metals in Rice (Oryza Sativa) Consumed Within Funtua Metropolis [PDF]

open access: yesChemical Review and Letters, 2021
The concentrations of heavy metals namely; chromium, cadmium, lead and nickel (Cr, Cd, Pb and Ni) were determined from twelve samples of rice(ORYZA SATIVA) , the samples comprises of six foreign samples and six local samples collected from different ...
David Arthur   +4 more
doaj   +1 more source

Determination of Heavy Metals in Water Samples within the Southern Part of Kaduna State, Nigeria [PDF]

open access: yesPhysics Access, 2023
This paper investigated the presence of heavy metals in water samples from three selected sites in the southern part of Kaduna State, Nigeria. Twelve (12) samples were analysed at the Federal Ministry of Agriculture and Rural Development, Kaduna using ...
Mathew Samaila   +3 more
doaj   +1 more source

Assessment of Heavy Metals in Fish Tissues of Tilapia and Catfish from River Hadejia, Northern Nigeria [PDF]

open access: yesPhysics Access, 2023
Kidney failure has become a growing problem at Hadejia Emirates over the last decade. This can be attributed to water pollution, possibly due to heavy metal contamination of River Hadejia that affects organisms living in it, such as fish.
Lawan M Yalwa   +2 more
doaj   +1 more source

Functional immune diversity in reindeer reveals a high Arctic population at risk

open access: yesFrontiers in Ecology and Evolution, 2023
Climate changes the geographic range of both species as well as pathogens, causing a potential increase in the vulnerability of populations or species with limited genetic diversity.
Morten Lukacs   +8 more
doaj   +1 more source

Solvent Extraction of Copper Ions from Wastewater Using Reverse Micelles: Experimental and Optimization [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2022
In this study, the optimum conditions for different process parameters were determined for solvent extraction of copper ions from wastewater using reverse micelles. The process parameters viz.
Tarun Chaturvedi   +3 more
doaj   +1 more source

ANALISA PENGARUH MOTIVASI KERJA TERHADAP PRESTASI KERJA DOSEN PADA SEKOLAH TINGGI ILMU EKONOMI AAS [PDF]

open access: yes, 2017
The purpose of this study is to determine the relationship between work motivation with the performance of lecturer at the College of Economics AAS (STIE-AAS).
Utami, Wikan Budi
core   +3 more sources

Mapping the Spread of Mercury from Artisanal Mining Activities in Aceh Jaya through Geochemical Surveys

open access: yesJurnal Rekayasa Kimia & Lingkungan, 2023
Illegal gold mining carried out using amalgamation techniques produce mercury waste which can then damage the environment and damage the health of residents.
Nurul Aflah   +4 more
doaj   +1 more source

Quantitative and qualitative analysis of slags from zinc and lead metallurgy [PDF]

open access: yesArchives of Environmental Protection, 2023
The zinc and lead industry generates substantial quantities of waste. Among the many types of wastes, such as dust or liquid, a large proportion are solid waste such as slags.
Milena Nocoń   +2 more
doaj   +1 more source

Ammonification Process Is Limited by Transformation of Medium Molecular Weight Nitrogenous Organics but Not Hydrolysis of Proteins. [PDF]

open access: yesAdv Sci (Weinh)
A multi‐level analytical framework, integrating protein‐level persistence analysis, nontargeted HRMS formula tracking, peptide‐level proteomics, and targeted monomer quantification under varying redox conditions, together with FMO calculations reveal that ammonification is limited by medium molecular weight nitrogenous multimers.
Li J, Qiu J, Lü F, Zhang H, He P.
europepmc   +2 more sources

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