Environmental Science Center: المرسلات الحديثة
السجلات المعروضة 61 -- 80 من 436
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Phytoplankton-zooplankton relations in three inland seas along the Qatari coast (Arabian Gulf)
( Taylor and Francis Ltd. , 2005 , Article)Phyloplankton and zooplankton community structures and abundance were studied in three inland seas around Qatar, two along the eastern coast and one along the northwestern coast. Despite some irregularities, the direct ... -
Age, growth, population dynamics and stock status of Perna perna in Omani waters
( Triveni Enterprises , 2018 , Article)Aim: Population parameters such as growth, recruitment pattern, mortality, exploitation rate and the length-weight relationship were investigated for the brown mussel, Perna pernain Omani waters. Methodology: Monthly ... -
Effects of bottom substratum on survival and growth of early juveniles of blue swimming crab, Portunus pelagicus (Linnaeus, 1758) in captivity
( Triveni Enterprises , 2018 , Article)Aim : Cannibalism remains a limiting factor during the nursery culture of crabs. This study was undertaken to improvetherearingtechniquesbyinvestigating theimpactofbottom substratum on crablet survival and growth. The ... -
Burrowing crabs in arid mangrove forests on the southwestern Arabian Gulf: Ecological and biogeographical considerations
( Elsevier B.V. , 2020 , Article)Many species of mangrove crabs are essential in the formation of mangrove ecosystems, and the bioturbation resulting from the excavation of their underground chambers is directly correlated with substrate oxygenation and ... -
A comparison of the macrofauna of natural and replanted mangroves in Qatar
( Academic Press , 1999 , Article)The present investigation quantifies the biodiversity of the Brachyura and fish living within the natural mangrove Avicennia marina, salt marsh find replanted mangal, and compares relevant features of the abiotic and biotic ... -
Retrieval of suspended sediment concentration (SSC) in the Arabian Gulf water of arid region by Sentinel-2 data
( Elsevier B.V. , 2023 , Article)Suspended sediment concentration (SSC) in water increases temperature and turbidity, limits the photosynthesis of aquatic plants, and reduces biologically available oxygen. It is important to study SSC in the coastal waters ... -
Adaptation of sea turtles to climate warming: Will phenological responses be sufficient to counteract changes in reproductive output?
( John Wiley and Sons Inc , 2024 , Article)Sea turtles are vulnerable to climate change since their reproductive output is influenced by incubating temperatures, with warmer temperatures causing lower hatching success and increased feminization of embryos. Their ... -
Molecular investigation of waterborne protozoan contamination using marine Demospongiae
( Elsevier , 2024 , Article)Sponges play important role within aquatic ecosystems due to their diverse abilities including filter-based feeding mechanisms. Hence, this study evaluated the potential use of sponges as ecological biomonitors for water ... -
Excess pCO2 and carbonate system geochemistry in surface seawater of the exclusive economic zone of Qatar (Arabian Gulf)
( Elsevier , 2022 , Article)Dissolved inorganic carbon (DIC) and total alkalinity (TA) were sampled in December 2018 and May 2019 in the Exclusive Economic Zone (EEZ) of Qatar in the Arabian Gulf. pCO2, pH and CO32− were calculated from DIC and TA. ... -
Methylmercury bioaccumulation among different food chain levels in the EEZ of Qatar (Arabian Gulf)
( Elsevier , 2020 , Article)Methylmercury (MeHg) concentrations in three different species from different trophic levels with different amounts of Hg exposures were determined for the first time in the EEZ of Qatar. Sampling was conducted during ... -
Physical drivers of chlorophyll and nutrients variability in the Southern-Central Arabian Gulf
( Academic Press , 2023 , Article)The southern-central Arabian Gulf demonstrates a poor understanding of nutrients and chlorophyll dynamics in physical-biogeochemical settings. Here, using data of chlorophyll, nutrients and hydrographic parameters collected ... -
The date palm microbiome: A review
( Elsevier , 2023 , Article)Date palm (Phoenix dactylifera) is a significant crop grown in warm, tropical, and arid regions. The microorganisms associated with plants can have positive and negative effects on the growth and yield of crops. Thus, there ... -
Modeling the influence of daily temperature and precipitation extreme indices on vegetation dynamics in Katsina State using statistical downscaling model (SDM)
( Elsevier , 2023 , Article)Climate change significantly impacts local, regional, and global vegetation changes. These changes have continued to threaten ecosystems, especially in dryland areas where moisture is scarce, and the livelihoods of rural ... -
Phytophthora-citrus interactions and management strategies: a review
( Turkiye Klinikleri , 2022 , Other)Citrus production is declining worldwide due to several biotic and abiotic factors. The diseases caused by Phytophthora spp. present major economic risks since they are soil-borne and spread quickly if environmental ... -
Seed priming alleviates salt stress in two fenugreek (Trigonella foenum-graecum l.) Cultivars
( United Arab Emirates University , 2022 , Article)Salinity is globally considered a widespread problem of the irrigated soils in arid and semi-arid areas. To minimize the negative effect of salinity seed priming technique is proved as a useful by improve germination and ... -
Zinc and Boron Application at Different Phenological Stages Alleviates Tree Growth, Fruit Yield and Quality of Sweet Orange Cv. ‘Blood Red’
( Springer Science and Business Media Deutschland GmbH , 2022 , Article)The deficiency of micronutrients, particularly zinc (Zn) and boron (B) has affected vegetative growth, yield and fruit quality of sweet orange in many citrus growing areas of Pakistan. The present study was conducted in ... -
Nanoparticles: The Plant Saviour under Abiotic Stresses
( MDPI , 2022 , Article)Climate change significantly affects plant growth and productivity by causing different biotic and abiotic stresses to plants. Among the different abiotic stresses, at the top of the list are salinity, drought, temperature ... -
Effect of Water Stress (Drought and Waterlogging) on Medicinal Plants
( Springer Nature , 2023 , Book chapter)Climate change causes different biotic and abiotic stresses to the plants, water stress being one of them. Water stress includes water-logging (flooding) and water deficit (drought). These stresses restrict the plant’s ... -
Alleviation of drought and salt stress in vegetables: crop responses and mitigation strategies
( Springer Science and Business Media B.V. , 2023 , Article)In recent decades, the demand for vegetables has increased significantly due to the blooming global population. Climate change has affected vegetable production by increasing the frequencies and severity of abiotic and ... -
Influence of bio fabricated manganese oxide nanoparticles for effective callogenesis of Moringa oleifera Lam
( Elsevier Masson s.r.l. , 2023 , Article)The use of nanoscale fertilizers to boost crop output has increased in recent years. Nanoparticles (NPs) can stimulate the biosynthesis of bioactive compounds in plants. It is the first report on biosynthesized manganese ...