Now showing items 1-5 of 5
A reliable bioassay procedure to evaluate per os toxicity of Bacillus thuringiensis strains against the rice delphacid, Tagosodes orizicolus (Homoptera: Delphacidae)
(Universidad de Costa Rica, 2007)
A reliable bioassay procedure was developed to test ingested Bacillus thuringiensis (Bt) toxins on the rice delphacid Tagosodes orizicolus. Initially, several colonies were established under greenhouse conditions, using ...
Independent evolutionary lineage of the clingfish Gobiesox adustus (Gobiesocidae) from Isla del Coco, Costa Rica
Linaje evolutivo independiente del clingfish Gobiesox adustus (Gobiesocidae) de Isla del Coco, Costa Rica
Introduction: Isla del Coco is an important protected area for marine fauna in the Eastern Tropical Pacific. In this area, the species that inhabit the intertidal zone have been subject to few studies. One of the species ...
Historia Social de la Ciencia: "Moluscos de la Isla del Coco" (1935) de Paul Biolley
Analysis of the paper: “Mollusks of Cocos Island” (1935) by Paul Biolley from the Social History of Science
Introduction: The paper “Moluscos de la Isla del Coco” (Mollusks of Cocos Island) published in the Revista del Colegio Superior de Señoritas (1935) is the translation to Spanish of one of the last works of Paul Biolley ...