Results 11 to 20 of about 70,428 (165)

Phycobilisomes in Blue-Green Algae [PDF]

open access: yesJournal of Bacteriology, 1974
Fifteen species of freshwater blue-green algae, including unicellular, filamentous, and colonial forms, were subjected to a variety of fixatives, fixation conditions, and stains for comparison of the preservation of phycobilisomes. Absorption spectra of the corresponding in vivo and released photosynthetic pigments, in 10 of the species ...
R B, Wildman, C C, Bowen
openaire   +2 more sources

ALGAL VEGETATION OF THE KASUMI ROCK ICE-FREE AREA, PRINCE OLAV COAST, ANTARCTICA

open access: yesAntarctic Record, 1968
On February 20, 1961, the writer collected algae in the Kasumi Rock ice-free area, which is located around 68°21' S and 42°13' E, on the Prince Olav Coast, Antarctica, and reported already on the diatom flora thereof (FUKUSHIMA, 1962).
Hiroshi FUKUSHIMA
doaj   +1 more source

Antibacterial activity of ethanolic and methanolic extracts of green algae against some bacteria [PDF]

open access: yesKirkuk Journal of Science, 2012
The study was conducted to evaluate the antibacterial , activities of the extracts of the green algae, Chlorella vulgaris. The pathogenic bacteria was isolated and identified from different samples including urine , stool , ear swab , wound swab and one
Hassan A. AbdAlredha   +2 more
doaj   +1 more source

Research development on resource utilization of green tide algae from the Southern Yellow Sea

open access: yesEnergy Reports, 2022
Since 2007, the Yellow Sea has undergone a large-scale outbreak of green tide for 15 years. The large biomass of green tide has caused great economic losses to Shandong and Jiangsu Province.
Yuqing Sun   +9 more
doaj   +1 more source

The influence of forest-forming tree species on diversity and spatial distribution of algae in forest litter

open access: yesFolia Oecologica, 2018
The forest litter plays a significant role in forest ecosystems. The composition of the litter biota comprises micro- and mesofauna, and a great diversity of microorganisms, including unrecognized algae (eukaryotic representatives and Cyanoprokaryota ...
Maltsev Yevhen, Maltseva Irina
doaj   +1 more source

The Nonuniform Distribution of Stylolite in Bioclastic Limestones and Its Influence on Reservoir Petro-Physical Properties—A Case Study of the Mishrif Formation from the Ah Oilfield

open access: yesEnergies, 2022
The effect of stylolite caused by the pressure dissolution process on the reservoir petro-physical properties is still controversial. This study aims to reveal the effect of stylolite on the porosity and permeability of packstone and wackestone in the ...
Jiacheng Xu   +6 more
doaj   +1 more source

Spectral characterization, radiative forcing and pigment content of coastal Antarctic snow algae: approaches to spectrally discriminate red and green communities and their impact on snowmelt [PDF]

open access: yesThe Cryosphere, 2021
Here, we present radiative forcing (RF) estimates by snow algae in the Antarctic Peninsula (AP) region from multi-year measurements of solar radiation and ground-based hyperspectral characterization of red and green snow algae collected during a brief ...
A. L. Khan   +6 more
doaj   +1 more source

Physiological functions of green algal polysaccharide and its applications in animal production

open access: yesSiliao yanjiu, 2023
Green algae polysaccharides are the main bioactive molecules in green algae, which have a variety of biological activity, such as antiviral, antioxidant, antibacterial, immunostimulatory and other biological activities.
ZHAO Ruo-han   +5 more
doaj  

Algal-bacterial treatment facility removes selenium from drainage water

open access: yesCalifornia Agriculture, 2000
Growers and pesticide applicators in California are legally required to file pesticide use reports with details about every application to commercial crops.
Nigel W.T. Quinn   +5 more
doaj   +1 more source

A field-deployable and handheld fluorometer for environmental water quality monitoring

open access: yesMicro and Nano Systems Letters, 2018
This work reports the development of a field-deployable and fully handheld fluorometer for environmental water monitoring. Our developed fluorimeter can detect both green algae and cyanobacteria (blue-green algae) while simultaneously differentiating and
Young-Ho Shin   +2 more
doaj   +1 more source

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