Biological & Environmental Sciences: Recent submissions
Now showing items 601-620 of 915
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Survey and identification of date palm pathogens and indigenous biocontrol agents
( American Phytopathological Society , 2020 , Article)Fungal diseases are considered a major threat to plant growth and productivity. However, some beneficial fungi growing in the same environment protect plants from various pathogens, either by secreting antifungal metabolites ... -
Modulation of Plant Defense System in Response to Microbial Interactions
( Frontiers Media , 2020 , Article)© Copyright © 2020 Nishad, Ahmed, Rahman and Kareem. At different stages throughout their life cycle, plants often encounter several pathogenic microbes that challenge plant growth and development. The sophisticated innate ... -
Environmental impact of utilization of “produced water” from oil and gas operations in turfgrass systems
( Nature Research , 2020 , Article)© 2020, The Author(s). This study attempted to use produced water (PW) to irrigate turfgrass species, Cynodon dactylon and Paspalum sp. Assessment on established grasses, heavy metal accumulation and germination tests for ... -
Improved ecological monitoring for urban ecosystem protection in China
( Elsevier , 2021 , Article)Ecological monitoring (EM) is a significant scientific topic recognized for its potential for providing basic, but vital, data for ecosystem assessment to address sustainability issues. However, a monitoring framework that ... -
Vegetative insecticidal protein of Bacillus thuringiensis BLB459 and its efficiency against Lepidoptera
( Elsevier Ltd , 2017 , Article)Bacillus thuringiensis strain BLB459 supernatant showed a promising activity against Lepidopteran pests with extremely damages in the larvae midgut. Investigations of the genes that encode secreted toxin demonstrated that ... -
Rural development program in tribal region: A protocol for adaptation and addressing climate change vulnerability
( Elsevier Ltd , 2017 , Article)Tribal peoples globally are among the most vulnerable groups to climate change and variability. This is due to a combination of their relative poverty and their dependence on agriculture and natural support systems (NSS). ... -
Combinatorial effect of mutagenesis and medium component optimization on Bacillus amyloliquefaciens antifungal activity and efficacy in eradicating Botrytis cinerea
( Elsevier GmbH , 2017 , Article)This work is directed towards Bacillus amyloliquefaciens strain BLB371 metabolite production for biocontrol of fungal phytopathogens. In order to maximise antifungal metabolite production by this strain, two approaches ... -
Quantification of Melamine in Milk and Dairy Products by Liquid Chromatography after a Simple Sample Clean-Up Procedure
( Blackwell Publishing Ltd , 2017 , Article)In this work, a simple procedure of melamine determination in dairy products is reported. This is based first on melamine extraction from dairy products by 1% acetic acid, sonication, centrifugation and filtration by 0.45 µm ... -
Estimating carbon dynamics in an intact lowland mixed dipterocarp forest using a forest carbon model
( MDPI AG , 2017 , Article)Intact dipterocarp forests in Asia act as crucial carbon (C) reservoirs, and it is therefore important to investigate the C dynamics in these forests. We estimated C dynamics, together with net ecosystem production (NEP), ... -
Synergism between nigella sativa seeds extract and synthetic antibiotics against Mec A gene positive human strains of staphylococcus aureus
( Asian Network for Scientific Information , 2017 , Article)Background and Objective: Synergistic combinations of various antimicrobial agents have been introduced as extra successful strategies to combat multidrug resistant (MDR) infections. This study was undertaken to evaluate ... -
Phytochemical screening and assessment of pharmacological properties of Swertia chirayita (Roxb. ex fleming) root methanolic extract
( Asian Network for Scientific Information , 2017 , Article)Background and Objective: Various parts of medicinal plants have been used to treat specific disorder from ancient times. Swertia chirayita (Roxb. ex Fleming) is a customary folklore medicine, used in the treatment of liver ... -
Mechanistic and adsorption equilibrium studies of dibenzothiophene-rich-diesel on MnO2-loaded-activated carbon: Surface characterization
( John Wiley and Sons Inc. , 2017 , Article)In this work, the preparation and characterization of MnO2-modified-activated carbon for selective removal of organosulfur compounds including dibenzothiophene were outlined. The deposited particles of the modifier were ... -
Background invertebrate herbivory on dwarf birch (Betula glandulosa-nana complex) increases with temperature and precipitation across the tundra biome
( Springer Verlag , 2017 , Article)Chronic, low intensity herbivory by invertebrates, termed background herbivory, has been understudied in tundra, yet its impacts are likely to increase in a warmer Arctic. The magnitude of these changes is however hard to ... -
Adsorptive Removal of Arsenic and Mercury from Aqueous Solutions by Eucalyptus Leaves
( Springer International Publishing , 2017 , Article)The study is a first-time investigation into the use of Eucalyptus leaves as a low-cost herbal adsorbent for the removal of arsenic (As) and mercury (Hg) from aqueous solutions. The adsorption capacity and efficiency were ... -
Improving management of future coastal development in Qatar through ecosystem-based management approaches
( Elsevier Ltd , 2017 , Article Review)The coastline of Qatar is a rich mosaic of productive and diverse ecosystems including mangrove forests, intertidal mudflats (sabkha), seagrass beds, and coral reefs. These ecologically interconnected ecosystems contain a ... -
Mychonastes homosphaera (Chlorophyceae): A promising feedstock for high quality feed production in the arid environment
( Elsevier , 2020 , Article)Rapid development and drastic population increase in Qatar have led to increasing awareness about food security. Microalgae are considered one of the most promising feedstocks owing to their ability to produce nutrients, ... -
Nutritional Requirements to Improve Delta-Endotoxins Production of Bacillus thuringiensis var. kurstaki Using Mixed Designs Modelling
( Springer India , 2017 , Article)Bacillus thuringiensiskurstaki is a soil bacterium that produces insecticidal toxins called delta-endotoxins. In order to increase the toxic crystal concentrations in a low-cost culture medium and thus improve the biopesticide ... -
Cadmium Toxicity: Oxidative Stress, Inflammation and Tissue Injury
( Scientific Research Publishing , 2019 , Article Review)Cadmium is a known environmental pollutant targeting various organs. Often implicated in cadmium toxicology is the formation of reactive oxygen species, overwhelming the free radical scavenging mechanisms and inducing ... -
Cadmium-induced endothelial dysfunction mediated by asymmetric dimethylarginine.
( Springer , 2020 , Article)Cadmium (Cd) is a naturally occurring toxic heavy metal with no known essential biological functions. Exposure to Cd increases the risk of cardiovascular disease by disrupting vascular homeostasis at the endothelium. The ... -
Asynchrony among local communities stabilises ecosystem function of metacommunities
( Blackwell Publishing Ltd , 2017 , Other)Temporal stability of ecosystem functioning increases the predictability and reliability of ecosystem services, and understanding the drivers of stability across spatial scales is important for land management and policy ...