Results 21 to 30 of about 1,895,551 (400)

Classification Technique of Algae Using Hyperspectral Images of Algae Culture Media

open access: yesApplied Sciences, 2023
Increases in algal growth have been reported in rivers, reservoirs, and other water resources worldwide, including Korea. Algal overgrowth can result in algal bloom, which has several negative impacts, such as ecosystem degradation and economic losses ...
Gwang Soo Kim   +5 more
doaj   +1 more source

Effects of pharmaceutical wastes on growth of microalgae [PDF]

open access: yes, 1970
The purpose of this work was to assay samples of waste material from Puerto Rican pharmaceutical industries for inhibition of growth of algae. Two samples (noted as I and II) supplied to us were tested for toxicity to six microalgae.
Batterton, John   +1 more
core   +1 more source

SAMSON: Spectral Absorption-fluorescence Microscopy System for ON-site-imaging of algae [PDF]

open access: yes, 2018
This paper presents SAMSON, a Spectral Absorption-fluorescence Microscopy System for ON-site-imaging of algae within a water sample. Designed to be portable and low-cost for on-site use, the optical sub-system of SAMSON consists of a mixture of low-cost ...
Deglint, Jason L.   +4 more
core   +3 more sources

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

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

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

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

Plankton identified in stomach contents of Oreochromis niloticus (Pisces, Cichlidae) and the water system of Lakes Edward, George, and Kazinga channel - Uganda [PDF]

open access: yes, 1996
The samples were collected from Lake Edward at Rwenshama, Kisenyi and Katwe, and from Lake George at Mahyoro, Kashaka and Kasenyi and in Kazinga Channel at Katunguru.
Kamanyi, J.R., Ogwang, Olet, Twongo, E.
core   +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

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