Browsing Biological & Environmental Sciences by Title
Now showing items 507-526 of 915
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Into the wild: Survival, movement patterns, and weight changes in captive Ethiopian hedgehogs, Paraechinus aethiopicus following their release
( Academic Press , 2018 , Article)The survival, movement, and weight changes of 24 Ethiopian hedgehogs (Paraechinus aethiopicus) were monitored following their release from captivity. A total of 13 females and 11 males were released and radio-tracked for ... -
Introduction to the cyanobacteria
( Springer Netherlands , 2012 , Article)Summary: Features of cyanobacteria are introduced for non-specialists by highlighting topics in the various chapters. Aspects where much more is known now than a decade ago are pointed out, such as the importance of ... -
Investigating chlorophyll and nitrogen levels of mangroves at Al-Khor, Qatar: an integrated chemical analysis and remote sensing approach. Environmental Monitoring and Assessment
( Springer Verlag , 2016 , Article)Mangroves are unique ecosystems that dominate tropical and subtropical coastlines around the world. They provide shelter and nursery to wide variety of species such as fish and birds. Around 73 species of mangroves were ... -
Investigating the effect of polymer-modified graphene oxide coating on RO membrane fouling
( Elsevier , 2022 , Article)The development of novel reverse osmosis (RO) membranes resistant to multiple types of fouling is a need to secure clean water production and meet rising water demands. In this paper, the RO membrane surface-functionalized ... -
Investigating the effect of temperature on calcium sulfate scaling of reverse osmosis membranes using FTIR, SEM-EDX and multivariate analysis
( Elsevier B.V. , 2020 , Article)Membrane fouling is one of the major hurdles in widespread use of seawater reverse osmosis (SWRO) in desalination industry. There are various factors that affect the inorganic fouling or scaling of Reverse osmosis (RO) ... -
Investigating the individual interests of undergraduate students in STEM disciplines
( Frontiers Media SA , 2024 , Article)Despite massive investments in the education sector to empower youth in Qatar, a vital concern remains to retain students in science, technology, engineering, and mathematics (STEM) disciplines at the undergraduate level. ... -
Investigating the microorganisms-calcium sulfate interaction in reverse osmosis systems using SEM-EDX technique
( Elsevier Ltd , 2020 , Article)Membrane fouling affects the performance of membrane technologies such as reverse osmosis (RO), in water treatments and desalination industries. The membrane fouling is a multifaceted phenomenon and various components of ... -
Investigating the simultaneous removal of hydrocarbons and heavy metals by highly adapted Bacillus and Pseudomonas strains
( Elsevier , 2022 , Article)The status, content and availability of heavy metals and hydrocarbons are highly affected by weathering processes – particularly – in areas characterized by harsh conditions. Their concomitant removal by highly adapted ... -
Investigation and Application of a Novel Pseudomonas aeruginosa (KIBGE-AB9) for the Biodegradation of Malathion in Agriculture Soil
( Friends Science Publishers , 2023 , Article)Malathion, an organophosphate insecticide despite its significant benefits in agricultural productivity, is an important pollutant and food contaminant which affects the non-target species. This research aimed at finding ... -
Investigation and Application of Bacillus licheniformis Volatile Compounds for the Biological Control of Toxigenic Aspergillus and Penicillium spp
( American Chemical Society , 2019 , Article)The present study was designed to investigate the antagonistic activity of Bacillus licheniformis BL350-2 against mycotoxigenic strains of Aspergillus and Penicillium. In vitro coincubation for 5 days indicated Aspergillus ... -
Investigation and application of Bacillus pumilus QBP344-3 in the control of Aspergillus carbonarius and ochratoxin A contamination
( Elsevier Ltd , 2021 , Article)This study was designed to investigate the antifungal activity of Bacillus pumilus 344-3 against toxigenic fungi. In vitro co-incubation assay revealed that A. carbonarius AC82, A. niger AN8 and P. digitatum PD43 are most ... -
Investigation of heat-resistant antifungal agents from Bacillus amyloliquefaciens and Bacillus subtilis for biocontrol of mycotoxigenic fungi
( Elsevier , 2024 , Article)Fungal infections of food and feed with toxigenic strains results in the accumulation of harmful metabolites. In this study, the antifungal activity of two indigenous bacterial strains Bacillus amyloliquefaciens and Bacillus ... -
Investigation of novel bacteriocin producers of Bacillus thuringiensis and partial characterization of two new bacteriocins: Thuricin 466 and thuricin 4Q7
( Elsevier Ltd , 2024 , Article)This study assessed the bacteriocin-producing capability of 140 strains of Bacillus thuringiensis isolated from Qatar. Numerous Bt strains exhibited strong antibacterial activity against both the foodborne pathogen B. ... -
Investigation of Spatiotemporal Variability of Microplastics in Qatar's Cstal Environment
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)There has been a tremendous proliferation in plastic production in the last five decades due to its low cost and versatile applications. Plastic debris dominates the marine litter globally and has been found in the most ... -
Investigation of the steps involved in the difference of susceptibility of Ephestia kuehniella and Spodoptera littoralis to the Bacillus thuringiensis Vip3Aa16 toxin
( Elsevier , 2011 , Article)BUPM95 is a Bacillus thuringiensis subsp. kurstaki strain producing the Vip3Aa16 toxin with an interesting insecticidal activity against the Lepidopteran larvae Ephestia kuehniella. Study of different steps in the mode of ... -
Investigation on the effect of several parameters involved in the biodegradation of polyethylene (PE) and low-density polyethylene (LDPE) under various seawater environments
( Elsevier , 2024 , Article)This work investigates the biodegradation of polyethylene (PE) and low-density polyethylene (LDPE) and the leaching of their harmful additives. Micro/macro-plastics of both types were subjected to different laboratory-controlled ... -
Investigation on the effect of γ-irradiation on the dielectric and piezoelectric properties of stretchable PVDF/Fe–ZnO nanocomposites for self-powering devices
( Royal Society of Chemistry , 2018 , Article)Stretchable films of PVDF nanocomposites containing iron doped ZnO (Fe-ZnO) nanoflowers are fabricated following simple solution mixing and ?-irradiation treatment. An increase in ?-phase crystallinity is noticed for the ... -
Invitro conservation of some rare and threatened desert plants in Qatar
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference Paper)Background A range of natural factors, invasive animals and human activity have been severely affecting stability of the ecosystem, resulting in the annihilation of plants habitats and so plant endangerment or even extinction. ... -
Involvement of oxidative stress and growth at high cell density in the viable but nonculturable state of Photorhabdus temperata ssp. temperata strain K122
( Elsevier Ltd , 2010 , Article)Photorhabdus temperata ssp. temperata strain K122 represents a promising source of bioinsecticide. When cultured in an optimized medium, P. temperata exhibited restricted survival in terms of colony-forming ability on solid ... -
Ionic liquids application for wastewater treatment and biofuel production: A mini review
( Elsevier B.V. , 2021 , Article Review)Commonly described as ionic compounds that are fluid below 100 C, Ionic Liquids (ILs) have found its application in several fields of science and engineering. Formerly limited in its use for electrochemical purposes, ILs ...