Results 91 to 100 of about 1,939 (179)

Little known tropical Chroococcus species (Cyanoprokaryotes)

open access: yes, 1994
Nine little known or new species of the cyanoprokaryotic genus Chroococcus from tropical regions are presented. Two of them, Ch. polyedriformis Schmidle 1902 and Ch.
Novelo, E., Komarek, J.
core  

Isolation and cultivation of coccoid Cyanobacteria from aerophytic biofilm in Stopić cave [PDF]

open access: yes
Cyanobacteria, characterized by unique physiological and biochemical mechanisms to withstand harsh conditions in different habitats, can thrive in a variety of environments, including extreme ones such as illuminated parts of caves.
Predojević, Dragana   +6 more
core   +3 more sources

Report blue-green algae from the southern coast of the Caspian Sea (City of Noor) [PDF]

open access: yesبوم‌شناسی آبزیان, 2016
The blue green algae as photosynthetic organisms have a main effect on life and productivity of the aquatic ecosystems. Intensive and longtime studies on identification, distribution, and diversity of Cyanophyta have to be a crucial task in the Caspian ...
Sarvenaz Bighamsoostani   +3 more
doaj  

Biodegradation of phenol using a algal mat (Oscillatoria, Johannesbaptistia, Calothrix, Lyngbya, Chroococcus, Aphanothece)

open access: yes, 1996
ROBIELOS, ROY ANTHONY C. College of Arts and Sciences, University of the Philippines Los Banos. June 1996. BIODEGRADATION OF PHENOL USING AN ALGAL MAT (Oscillatoria, Johannesbaptistia Calothrix. Lyngbya, Chroococcus Aphanothece). Adviser: Dr.
Robielos, Roy Anthony C
core  

Relationship between chromium(VI) resistance and extracellular polymeric substances (EPS) concentration by some cyanobacterial isolates

open access: yes, 2008
Background, aim, and scope Chromium(VI) resistance and its association with extracellular polymeric substance (EPS) concentration in cyanobacteria was investigated. Increased EPS concentration was associated with Cr(VI) resistance.
Ozturk, Sahlan, ASLIM, BELMA
core   +1 more source

Newly isolated strains of potentially microcystin-producing cyanobacteria in potable water: case study of Mawoni village, South Africa

open access: yesFrontiers in Environmental Science
Toxic cyanobacterial species occur in aquatic ecosystems when favourable environmental conditions prevail. These bacteria can produce natural hepatotoxic metabolites called microcystins that can affect the quality of water. Human exposure to microcystins
Mulalo I. Mutoti   +3 more
doaj   +1 more source

Impact of Different Concentrations of Zinc and Cadmium Chloride on Micro Algae Chroococcus Minutus

open access: yes, 2010
: In the present investigation the effect of different concentrations of zinc and cadmium chloride (ZnCl 2 and CdCl 2 ) on one of the Cyanophyta "Chroococcus minutus" isolated from ponds in Sana'a Yemen was evaluated.
Mohamed G Battah
core  

New and rare for Ukraine species Cyanophyta (Cyanoprokaryota) [PDF]

open access: yes, 2009
Приведены описания и рисунки 8 новых для Украины видов Cyanophyta (Gloeocapsa violascea (Corda) Rabenh., G. biformis Ercegović, Gloeocapsopsis polyedrica (Ercegović) Komárek et Anagn., Chroococcus pallidus (Nägeli) Nägeli, Ch. turicensis (Nägeli) Hansg.,
Кислова, О.А.   +1 more
core   +1 more source

Acceptability of five species of freshwater algae to tilapia (Oreochromis niloticus) fry

open access: yes, 1985
Unialgal cultures of Oscillatoria quadripunctulata, Chroococcus dispersus, Navicula notha, Euglena elongata, and Chlorella ellipsoidea were fed to tilapia fry for 30 days. Mean weights and survival rates of the fry were highest when given Navicula (105.6
Pantastico, Julia B.   +2 more
core   +1 more source

Fitoplancton del río Tehuantepec, Oaxaca, México y algunas relaciones biogeográficas

open access: yesRevista de Biología Tropical, 2008
El fitoplancton recolectado en el río Tehuantepec con características limnéticas a eurihalinas se determinó, clasificó y comparó con información regional de México y Suramérica.
José L Moreno-Ruiz   +3 more
doaj  

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