Results 21 to 30 of about 9,091 (215)

Movement in the Cyanophyceae [PDF]

open access: yesThe Quarterly Review of Biology, 1933
The effect of pH upon the velocity of translatory movement of Oscillatoria formosa Bory in inorganic culture solutions was determined. Unhindered movement occurred in the range of about pH 6.4 to 9.5. Above and below these limits inhibition was marked.
openaire   +1 more source

Biodiversity of Cyanobacteria in industrial effluents [PDF]

open access: yes, 2007
Biodiversity of cyanobacteria in industrial effluents. In order to study the biodiversity of cyanobacteria in industrial effluents, four different effluents such as dye, paper mill, pharmaceutical and sugar were selected.
Manoharan, Chokkaiya   +2 more
core   +2 more sources

Recent occurrence of Cylindrospermopsis raciborskii, in Waikato lakes of New Zealand. [PDF]

open access: yes, 2003
Cylindrospermopsis raciborskii is a toxin-producing species of cyanobacteria that in autumn 2003 was recorded for the first time in three shallow (max. depth ≤5 m) Waikato lakes and a hydro-electric dam on the Waikato River, New Zealand.
Antenucci J. P.   +8 more
core   +2 more sources

Nostocophyceae (Cyanophyceae) da Lagoa Bonita, Distrito Federal, Brasil: parte 1 Lagoa Bonita's Nostocophyceae, Distrito Federal, Brazil, part 1

open access: yesActa Botânica Brasílica, 1988
A Lagoa Bonita situa-se na região nordeste do Distrito Federal, com um espelho d'água de aproximadamente 120ha. Do estudo pormenorizado de 101 amostras coletadas durante 13 meses, de janeiro de 1984 a janeiro de 1985, foram identificadas 21 espécies de ...
Irani F.P Campos, Pedro A.C Senna
doaj   +1 more source

The Occurrences of Harmful Algal Blooms (HABs) Species and Trophic Status Update in Kedung Ombo Reservoir

open access: yesJurnal Ilmiah Perikanan dan Kelautan
Graphical Abstract   Highlight Research Six harmful algal species were identified, with Aphanizomenon sp. being the most dominant, primarily from Cyanophyceae (blue-green algae).
Arif Rahman, Haeruddin, Kukuh Prakoso
doaj   +1 more source

Nota Preliminar sobre Algas de Nieve “Snow Algae” en Punta Fort Williams (Isla Greenwich – Antártica), enero 2004

open access: yesRevista Tecnológica, 2013
Se describen breves notas científicas de las algas de hielo que habitan sobre la nieve, formando manchas detonalidades color rojizo y verde en la Península Fort Williams de la Isla Greenwich (Islas Shetland del Sur-Antártica) a fines de enero del 2004 ...
Gladys Torres, Carmen Palacios
doaj   +4 more sources

Qualitative and Quantitative study of Epipelic algae in Tigris River within Baghdad City, Iraq

open access: yesمجلة بغداد للعلوم, 2014
The present study conducted to study epipelic algae in the Tigris River within Baghdad city for one year from September 2011 to August 2012 due to the importance role of benthic algae in lotic ecosystems. Five sites have been chosen along the river.
Baghdad Science Journal
doaj   +1 more source

Micro-size plankton abundance and assemblages in the western North Pacific Subtropical Gyre under microscopic observation.

open access: yesPLoS ONE, 2021
While primary productivity in the oligotrophic North Pacific Subtropical Gyre (NPSG) is changing, the micro-size plankton community has not been evaluated in the last 4 decades, prompting a re-evaluation. We collected samples over three years (2016-2018)
Taketoshi Kodama   +4 more
doaj   +1 more source

Struktur Komunitas Alga Perifiton Sungai dalam Gua Batu Asahan di Sumpur Kudus Kabupaten Sijunjung Sumatera Barat

open access: yesJurnal Biologi Universitas Andalas, 2019
The cave ecosystem has a unique environment because it receives minimal sunlight and does not even get sunlight at all. Dark conditions in the cave will affect producers such as periphyton algae that live in rivers in caves that need sunlight for ...
Izmiarti Izmiarti
doaj   +1 more source

Epitypification of Merismopedia tranquilla (Cyanobacteria) prompts phylogenetic reassessment of the genus and the description of two morphologically similar genera

open access: yesJournal of Phycology, EarlyView.
Abstract The genus Merismopedia is morphologically characterized by its distinctive colony arrangement yet exhibits considerable variability among species. Recent studies suggested that Merismopedia is polyphyletic, and its most likely true lineage was provisionally placed within the Microcystaceae. However, the available molecular data for most of the
Jan Pokorný   +2 more
wiley   +1 more source

Home - About - Disclaimer - Privacy