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Now showing items 11-19 of 19
Determinación de los índices proporcionales: Quetelet o Bouchard longitud relativa del miembro superior, longitud relativa del miembro inferior e índice intermembral; del jugador de baloncesto de Primera División de Costa Rica en 1991
(Universidad Nacional, Costa Rica, 1991)
El propósito de esta investigación es brindar una fuente de conocimientos básicos sobre la proporcionalidad de los basquetbolistas costarricenses, para que organismos y personas interesadas en estudiar la antropometría al ...
Parásitos intestinales del tepezcuinte, Agouti paca (Rodentia: Dasyproctidae) en Costa Rica
(Universidad de Costa Rica., 1990)
In a sample of 23 breeding places of pacas (Agouti paca) in Costa Rica, the following parasites were found: Eimeria agoutii, Balantidium coli, Capillaria sp., Trichuris sp., Taenia sp., Strongyloides sp., and members of ...
Analysis of test day yield data of Costa Rican dairy cattle
(Elsevier, 1998)
Estimates of variance components for test day
records in an animal model that considered multiple
traits over multiple lactations were calculated using
REML methodology. Test day records were classified
into 11 periods ...
Tail stump sperm defect as a cause of sterility in an indobrasil (Bus indicus) bull
(Blackwell Wissenschafts-Verlag, Berlin, 1998)
The first known case of an Indobrasil (BOA indicus) bull, with a
frequency of 100% of the specific sperm abnormality, known
as ‘tail stump sperm defect’ is reported. A 5-year old bull was
located as a breeding sire in ...
Zymodeme and serodeme characterization of Leishmania Isolates obtained from Costa Rican patients
(Instituto Oswaldo Cruz, 1998-05)
Human leishmaniasis is widespread through-
out Central America and constitutes an important
public health problem. Annual incidence is esti-
mated to be about 20,000 cases (Carreira et al.
1995), of which 4,000 to ...
Prevalence and risk factors for Trichomonas foetus infection in cattle in northeastern Costa Rica
(Elsevier, 1992-05-27)
Two studies (one pilot and one cross-sectional) were conducted in the two main livestock-rearing
areas of Costa Rica using an improved method (In-Pouch TF) for the detection of Trichomonas
foetus infection in bulls. Herd ...
Indices de similitud entre taxocenosis de t1ebótomos (Diptera: Psychodidae) en un área endémica de leishmaniasis cutánea en Costa Rica
(Universidad de Costa Rica, 1993-12-01)
A comparison of diversity between eight Costa Rican taxocenosis of phlebotorninae sandflies was made
with the Sorensen sirnilarity coefficient. Sites Agua Blanca-Chirraca (C = 0.68), Ceiba Este-Chirraca (C = 0.66), La ...
First report of Lutzomyia (Psychodopygus) bispinosa Fairchild and Hertig (Diptera. Psychodidae) from Costa Rica.
(Universidad de Costa Rica, 1992)
Lutzomyia bispinosa had been reported from Belize (Williams 1970), Guatemala (Portes et al. 1987). Honduras (Fairchild and Hertig 1959), Nicaragua (Fairchild an Hertig 1959) and Panamá (Fairchild and Hertig 1951) which ...
Peridomiciliary latrines and Phlebotominae sandfties (Diptera: Psychodidae) in a focus of Leishmaniasis in Costa Rica.
(Universidad de Costa Rica, 1991)
Las letrinas peridomiciliarias son sitios de reposo de flebótomos en Nazareth ( Guanacaste, Costa Rica). Un total de 622 individuos fueron colectados y clasificados en cuatro especies, Lutzomyia cayennensis (58 .. 68 %), ...