Results 81 to 90 of about 12,540 (225)

CARBOHYDRATES FROM THE SEQUENTIAL EXTRACTION OF Lessonia vadosa (PHAEOPHYTA)

open access: yesJournal of the Chilean Chemical Society, 2005
Blades of Lessonia vadosa were sequentially extracted with 70% ethanol, followed by 2% CaCl2 solution,, diluted HCl (pH 2), and finally with 2% Na2CO3 solution. D-mannitol was the only low molecular weight carbohydrate obtained from the ethanolic extract. By ion-exhange chromatography of the CaCl2 extract a fraction contaning 36.7% of sulfate group was
CHANDIA, NANCY P.   +3 more
openaire   +4 more sources

Estimates of nuclear DNA content in 98 species of brown algae (Phaeophyta)

open access: yesAoB Plants, 2011
Despite the fact that brown algae are critical components of marine ecosystems around the world only one species has had its genome sequenced. To facilitate genome studies in the class we report data for 12 of the 19 recognized orders.
Naomi Phillips   +7 more
semanticscholar   +1 more source

Floristic study of the benthic algae of Bahia Asuncion, Baja California Sur, Mexico

open access: yesCiencias Marinas, 1994
Five samplings of benthic marine algae were carried out at Isla Asunción and Bahía Asunción, B.C.S., during 1988 and 1989. In total, 113 species of benthic marine algae were found.
LE Mateo-Cid, AC Mendoza-González
doaj   +1 more source

Sexual Pheromones and Related Egg Secretions in Laminariales (Phaeophyta)

open access: yesZeitschrift für Naturforschung C, 1987
Volatile egg secretions of 15 species belonging to 5 families of the brown algal order Laminariales have been analyzed by high resolution glass capillary gas chromatography. 16 components have been identified and partially determined quantitatively.
Maier, I.   +4 more
openaire   +2 more sources

Lista de algas del Area de Protección Yum Balam, Quintana Roo, México

open access: yesRevista de Biología Tropical, 1998
A checklist on benthic marine algae of the Yum Balam Reserve, Quintana Roo, México, is presented. All species are "new records" for the area because this is the first study for the locality, 122 taxa were identified, 55 are species of Rhodophyta, 44 ...
M.A. Díaz-Martín   +2 more
doaj  

Complete sequence of chloroplast genome from Sargassum vachellianum (Sargassaceae, Phaeophyceae): Genome structure and comparative analysis

open access: yesAquaculture and Fisheries, 2017
Sargassum vachellianum is an ecologically important brown alga. It is China-specific and mainly inhabits in rocky intertidal zones in southeast coastal waters of China.
Yanhui Bi, Jiali Li, Zhigang Zhou
doaj   +1 more source

Macroalgas submareales de la bahía de Todos Santos, Baja California, México Submareal macroalgae of the Todos Santos Bay, Baja California, Mexico

open access: yesRevista Mexicana de Biodiversidad, 2010
Con el fin de identificar y caracterizar la composición de especies de la zona submareal de la bahía de Todos Santos, Baja California, México; se realizaron muestreos de macroalgas marinas bentónicas en 7 sitios durante 1995-2000.
Raúl Aguilar-Rosas   +4 more
doaj  

An endophytic Streblonema (Phaeophyta) associated with galls in Fucus spiralis (Phaeophyta) from the Canary Islands

open access: yes, 1988
Se observaron agallas verrucosas de 1-7 mm de diámetro en el engrosamiento central de plantas de Fucus spiralis. Las agallas presentan una estructura radial no organizada, debido a la elongación y división de las células corticales. Todas las plantas de Fucus spiralis con agallas presentaron filamentos de Streblonema sp., creciendo entre las células ...
Afonso Carrillo, Julio   +4 more
openaire   +1 more source

Patrones de distribución ficoflorística en el sistema lagunar de Nichupte, Quintana Roo, México

open access: yesActa Botanica Mexicana, 1995
Se hizo un estudio sobre las algas y su distribución en el Sistema Lagunar de Nichupté (SLN). El SLN es una laguna costera, ubicada en el estado de Quintana Roo, en las costas del Mar Caribe.
Ligia Collado Vides   +2 more
doaj  

Algas epífitas de Bajo Pepito, Isla Mujeres, Quintana Roo, México

open access: yesRevista de Biología Tropical, 2006
Epiphytic algae from Bajo Pepito, Isla Mujeres, Quintana Roo, México. A total of 96 epiphytic algae species were identified from Bajo Pepito, Quintana Roo, México.
L.I Quan-Young   +2 more
doaj  

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