Results 1 to 10 of about 7,444 (195)

Comparison of photosynthetic responses between haptophyte Phaeocystis globosa and diatom Skeletonema costatum under phosphorus limitation [PDF]

open access: yesFrontiers in Microbiology, 2023
The diatom Skeletonema costatum and the haptophyte Phaeocystis globosa often form blooms in the coastal waters of the South China Sea. Skeletonemacostatum commonly dominates in nutrient enrichment coastal waters, whereas P.
Xiaojie Chai   +5 more
doaj   +2 more sources

Stimulatory and inhibitory effects of phenanthrene on physiological performance of Chlorella vulgaris and Skeletonema costatum [PDF]

open access: yesScientific Reports, 2022
The effects of polycyclic aromatic hydrocarbons on phytoplankton have been extensively documented, but there is limited knowledge about the physiological responses of marine primary producers to phenanthrene at environmentally relevant levels.
Lele Jiang   +7 more
doaj   +2 more sources

Elevated temperature alters bacterial community from mutualism to antagonism with Skeletonema costatum: insights into the role of a novel species, Tamlana sp. MS1 [PDF]

open access: yesmSphere
Skeletonema costatum, a cosmopolitan diatom primarily inhabiting coastal ecosystems, exhibits a typically close yet variable relationship with heterotrophic bacteria.
Tenghui Lin   +9 more
doaj   +2 more sources

Isolation and Physiological Characterization of a Novel Algicidal Virus Infecting the Marine Diatom Skeletonema costatum [PDF]

open access: yesThe Plant Pathology Journal, 2015
Diatoms are a major component of the biological community, serving as the principal primary producers in the food web and sustaining oxygen levels in aquatic environments.
JinJoo Kim   +3 more
doaj   +2 more sources

Marine Diatom Skeletonema costatum Dietary Supplementation Improves Growth, Immunological Responses, Antioxidant Activities, Gene Expressions, and Digestive Enzymes of Shrimp Litopenaeus vannamei [PDF]

open access: yesAquaculture Nutrition
This work highlighted the impact of dry concentrations (0, 1, 2, and 4 g/kg diet) of the marine diatom species Skeletonema costatum (SK0%, SK0.1%, SK0.2%, and SK0.4%, respectively) as an aquafeed additive on the postlarvae of Pacific whiteleg shrimp ...
Mohamed Ashour   +8 more
doaj   +2 more sources

Comparative Transcriptomic Analysis Reveals Novel Insights into the Adaptive Response of Skeletonema costatum to Changing Ambient Phosphorus [PDF]

open access: yesFrontiers in Microbiology, 2016
Phosphorus (P) is a limiting macronutrient for diatom growth and productivity in the ocean. Much effort has been devoted to the physiological response of marine diatoms to ambient P change, however, the whole-genome molecular mechanisms are poorly ...
Shu-Feng Zhang   +7 more
doaj   +2 more sources

GROWTH OF SKELETONEMA COSTATUM CLEVE UNDER DIFFERENT LIGHT REGIMES

open access: yes‬‭Majallah-i ̒Ilmī-i Shīlāt-i Īrān, 2004
Light impact on growth of Skeletonema costatum at 20 treatments of light regimes including combination bf five intensities of 2000, 4000, 6000, 8000 and 10000 lux and four periods of (LightDark) 24:0, 18:6, 12:12 and 6:18 hours was studied.
L. Shams; J. Seyfabadi; A. Matinfar; H. Ebrahimi zadeh
doaj   +4 more sources

Physiological observations on a diatom Skeletonema costatum (Greville) Cleve [PDF]

open access: yes, 1998
A chain-forming diatom Skeletonema costatum (Greville) Cleve collected from Yatsushiro Sea, Japan was cultured to determine the optimum level of some physico-chemical factors for their growth under laboratory conditions. Filtered and sterilized aged sea water enriched by adding nutrient solution (Provasoli 1968) was used as the culture medium.
Khan, S.   +3 more
openaire   +4 more sources

Nonlinear Responses of Phytoplankton Communities to Environmental Drivers in a Tourist-Impacted Coastal Zone: A GAMs-Based Study of Beihai Silver Beach [PDF]

open access: yesBiology
Based on multi-seasonal surveys (2020–2022) in Beihai Silver Beach, this study examined phytoplankton community dynamics and environmental drivers. Results showed persistent diatom dominance, with Skeletonema costatum as the predominant species and a ...
Dewei Cheng   +6 more
doaj   +2 more sources

Kepadatan Skeletonema costatum Pada pH yang Berbeda

open access: yesSIGANUS: Journal of Fisheries and Marine Science, 2021
ABSTRACT: The present study aimed to determine the effect of different pH level on the density of Skeletonema costatum. A completely randomized design (CRD) consisting of four treatments with 4 replications, including pH 5, pH 6, pH 7 (Control), and pH 8 was applied. Skeletonema costatum density rate and water quality were measured for data collection.
Nurjamila   +2 more
openaire   +2 more sources

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