Serum immunoglobulin levels in Cabécar and Guaymí Indians in Southeastern Costa Rica

by Lomonte, Bruno, Bonilla, César, Gené, José A., Mata, Eugenia, Alvarado, Jorge
Published 1987

Variadón en el comportamiento de Procyon spp. (Carnivora: Procyonidae) por la presencia de turistas en un área silvestre de Costa Rica

by Carrillo, Eduardo, Vaughan, ChriStopher
Published 1993

Efectos de la liofilización sobre cuatro actividades biológicas del veneno deBothrops atrox (Serpentes: Viperidae)

by Villegas, Leon, Aguirre, Eduardo, Zavaleta, Alfonso
Published 1993

Primer registro de anidamiento de la tortuga marina Chelonia agassizi en Punta Ratón, Honduras

by Cruz, Gustavo A., Espiral, Mario, Meléndez, Orlando
Published 1987

A Population Survey of Alouatta palliata, Cebus capucinus and Ateles geoffroyi at Palo Verde, Costa Rica

by Massey, Adrianne
Published 1987

Diel differences in leaf-litter abundances of several species of reptiles and amphibians in an abandoned cacao grove in Costa Rica

by Slowinski, Joseph B., Crother, Brian I., Fauth, John E.
Published 1987

Ecología del fitoplancton primaveral de superficie en el lago de Tequesquitengo, Morelos, México

by Hernández, David Uriel, Tapia Peña, María Isabel
Published 1987

Basic dye staining of the nucleolus in populations of Pancratium hirtum A. Chev. (Amaryllidaceae) in Nigeria

by Mustapha, O. T.
Published 1987

Nuevos registros de aves para la Isla María Madre, Nayarit, México

by Contreras Balderas, Armando J.
Published 1987

The species of Axiidae (Crustacea: Thalassinidea) from the Pacific coast of Mexico, with a key for their identification

by Hendrickx, M. E.
Published 1987

Effect of chronic administration of Cecropia obtusifolia (Moraceae) on mean arterial pressure in rats

by G. Salas, Isaías, M. Morales, Orlando, R. Brenes, J.
Published 1987

Comparación de la ultraestructura de la cáscara del huevo de la tortuga Rhinoclemmys pulcherrima con la de los huevos de otros reptiles

by Acuña Mesén, Rafael Arturo
Published 1987

Musgos del Parque Nacional Braulio Carrillo, Costa Rica, en la región del volcán Barva

by Morales Z., María Isabel, Grifin III, Dana
Published 1987

Contamination of bovine milk with residues of inhibitory substances in Costa Rica

by Monge, Rafael, Arias, Ma Laura, Ellner, Ricardo
Published 1993

Neutralización de las actividades tóxicas y enzimáticas de cuatro venenos de serpientes de Guatemala y Honduras por el antiveneno polivalente producido en Costa Rica

by Rojas, Gustavo, Gutiérrez, José María, Gené, José A., Gómez, Maribel, Cerdas, Luis
Published 1987

Distribución vertical y temporal de Pseudoscorpiones (Arthropoda: Arachnida) en un bosque inundable del Pantanal brasileño

by Battirola, Leandro Dênis, Rosado-Neto, Germano Henrique, Batistella, Daniel Augusto, Mahnert, Volker, Brescovit, Antonio Domingos, Marques, Marinez Isaac
Published 2017

Somatic antigens from male and female adults of Setaria cervi: immune reactions in guinea pigs

by Kumar, Sanjeev
Published 1987

The response of adult and free-living stages of Necator americanus, in vitro, to anthelmintics

by Kumar, Sanjeev
Published 1987

A new amphinomid polychaete (Annelida: Polychaeta) from Western Mexico

by Salazar Vallejo, Sergio I.
Published 1987

Abnormal development in the ovaries of Oreochromis niloticus Linn (Perciformes: Cichlidae) in Nigeria

by Otomosho, J. S.
Published 1987