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Now showing items 131-140 of 507
Global network of computational biology communities: ISCB's Regional Student Groups breaking barriers [version 1; peer review: not peer reviewed
(F1000 Research Ltd, 2019)
Regional Student Groups (RSGs) of the International Society for
Computational Biology Student Council (ISCB-SC) have been
instrumental to connect computational biologists globally and to
create more awareness about ...
Gametogénesis y desove de chione subrugosa (Wood, 1928) (Bivalvia veneridae) en el golfo de Nicoya, Costa Rica.
(Universidad Nacional (Costa Rica), 1986-01-01)
Se estudió el ciclo reproductivo de una población de la almeja Chione subrugosa mediante métodos histológicos e índice de condición. El porcentaje de hembras y machos fue de 41,7: 58,3, respectivamente. No hubo evidencia ...
Condición y ciclo reproductivo de la almeja anodontites trapesialis glaucus (Bivalvia mycetodidae)
(Universidad Nacional (Costa Rica), 1986-01-01)
Se estudió el índice de condición, porcentaje de carne y ciclo reproductivo en una población de Anodontites trapesialis glaucus en Sixaola, Costa Rica, de febrero de 1985 a enero de 1986. El porcentaje medio de carne se ...
Fecundidad y época de desove del arenque hebra 0pisthonema Libertate (Pisces: Clupeidae) en el Golfo de Nicoya, Costa Rica
(Universidad Nacional (Costa Rica), 1986-01-01)
El arenque hilo Opisthonema libertate Desova todo el año con un máximo entre diciembre y marzo. La proporción de sexos fue estadísticamente diferente solo en mayo, septiembre y diciembre por lo tanto; cualquier sexo podría ...
A new giant species of placented worm and the mechanism by which onychophorans weave their nets (Onychophora: Peripatidae)
(Universidad de Costa Rica, 2010)
Onychophorans, or velvet worms, are poorly known and rare animals. Here we report the discovery of a new species that is also the largest onychophoran found so far, a 22cm long female from the Caribbean coastal forest of ...
A new Costa Rican species of Drosophila visiting inflorescences of the hemi-epiphytic climber Monstera lentii (Araceae)
(Universidad Nacional, Costa Rica, 2018-09)
Drosophila monsterae sp. nov. is described from 11 males and 13 females collected from the inside of closed inflorescences of Monstera lentii (Araceae) at 1810 m altitude in the Forest Reserve of Cerro de La Carpintera, ...
A management plan for the sport fishery of Parachromis dovii (Pisces: Cichlidae) in Hule lake, Costa Rica
(Universidad de Costa Rica, 2000-06)
A first attempt to regulate the fishing activity while preserving the species and its habitats is presented for Hule lake. We intensively sampled the "guapote" between March 1996 and April 1997 using monofilament gill nets ...
Un modelo biogeoquímico para el Golfo de Nicoya, Costa Rica
(Universidad de Costa Rica, 2007)
In agreement with the Broecker and Penn two-boxes model, I generated a biogeochemical balance model for the Gulf of Nicoya (Guanacaste, Costa Rica) using two nutrient reservoirs: surface water and deep water. The mixing ...
A novel host-adapted strain of SalmonellaTyphimurium causes renal disease in olive ridley turtles (Lepidochelys olivacea) in the Pacifc
(Springer Nature, 2019-06)
Salmonella spp. are frequently shed by wildlife including turtles, but S. enterica subsp. enterica serovar Typhimurium or lesions associated with Salmonella are rare in turtles. Between 1996 and 2016, we necropsied 127 ...
A New Hybrid of Serpocaulon (Polypodiaceae) from Costa Rica
(Bio One Research Evolved, 2013)
A new hybrid Serpocaulon 3 sessilipinnum A. Rojas & J.M. Chaves is described. The
new taxon has characters intermediate between S. fraxinifolium (Jacq.) A.R. Sm. and S. ptilorhizon
(Christ) A.R. Sm., which are related ...