Results 111 to 120 of about 37,205 (259)

Antifouling activity of seaweed extracts from Guarujá, São Paulo, Brazil

open access: yesBrazilian Journal of Oceanography, 2007
Marine biofouling historically constitutes one of the major constraints faced by mankind in its oceanic activities. The search for alternatives to TBT-based antifouling paints has led several researchers to focus efforts in the development of ...
Heloisa Elias Medeiros   +2 more
doaj   +1 more source

Antalya Batı Kıyılarının (Antalya – Kalkan) Makrobentik Deniz Algleri

open access: yesSüleyman Demirel Üniversitesi Fen-Edebiyat Fakültesi Fen Dergisi, 2011
Özet: Bu araştırma Antalya batı kıyıları (Antalya – Kalkan)'nda dağılım gösteren makrobentik deniz alglerinin belirlenmesi amacıyla 5 istasyonda (Lara, Phaselis, Beymelek, Kaş, Kalkan) mevsimsel örneklemelerle yürütülmüştür. Çalışma sonunda; Antalya batı
Furkan Durucan, İsmail Turna
doaj  

Eficiencia de absorción de nutrientes de Gracilaria chilensis y Ulva lactuca en un sistema multitrófico integrado con el abalón rojo Haliotis rufescens [PDF]

open access: yes, 2014
Indexación: Web of Science; Scielo.ABSTRACT. The current study examined the nutrient uptake efficiency of Ulva lactuca and Gracilaria chilensis cultivated in tanks associated with the wastewater of a land-based abalone culture.
Bulboa, Cristian, Macchiavello, Juan
core  

Epiphytic dinoflagellates associated with ciguatera in the northwestern coast of Cuba

open access: yesRevista de Biología Tropical, 2006
The spatial and temporal abundance of epiphytic dinoflagellates associated with ciguatera was studied over two annual cycles (March 1999 to March 2000 and March 2001 to March 2002) in the northwestern coast of Cuba.
Gilma Delgado   +4 more
doaj  

Dating the cyanobacterial ancestor of the chloroplast [PDF]

open access: yes, 2009
Cyanobacteria have played a pivotal role in the history of life on Earth being the first organism to carry out oxygenic photosynthesis, which changed atmospheric chemistry and allowed the evolution of Eukarya.
Amanda Castillo   +2 more
core   +1 more source

Red Algae (Rhodophyta) in Rivers

open access: yes, 2016
Freshwater red algae are presently classified into five classes based on recent molecular phylogenetic and supporting morphological analyses: Bangiophyceae, Compsopogonophyceae, Florideophyceae, Porphyridiophyceae, and Stylonematophyceae. Red algae are well represented in river ecosystems and many freshwater members occur exclusively in lotic habitats.
openaire   +2 more sources

Isolamento, fracionamento e avaliação toxicológica in vivo de polissacarídeos sulfatados de Hypnea musciformis Isolation, fractionation and in vivo toxicological evaluation of sulfated polysaccharides from Hypnea musciformis

open access: yesCiência Rural, 2011
Objetivou-se isolar, fracionar e avaliar a toxicidade in vivo dos polissacarídeos sulfatados (PSs) da rodofícea Hypnea musciformis, quando obtidos por três métodos de extração (M I; M II e M III).
José Ariévilo Gurgel Rodrigues   +9 more
doaj  

Insights into the red algae and eukaryotic evolution from the genome of Porphyra umbilicalis (Bangiophyceae, Rhodophyta)

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2017
S. Brawley   +49 more
semanticscholar   +1 more source

ALGAS MARINAS DE LA REGIÓN CENTRAL DE QUINTANA ROO, MÉXICO

open access: yesPolibotánica, 2020
Se llevaron a cabo 24 muestreos de algas marinas bentónicas en ocho sitios de la región central del estado de Quintana Roo, México, durante 1986. Se determinaron 223 especies, de las cuales 118 son Rhodophyta, 27 Phaeophyta y 78 Chlorophyta.
Marco Antonio Aguilar Rosas   +3 more
doaj  

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