Tasa de Crecimiento del Pez Ángel Pterophyllum scalare (Perciformes: Cichlidae) en Condiciones de Laboratorio
نویسندگان
چکیده
منابع مشابه
Cytogenetic analysis on Pterophyllum scalare (Perciformes, Cichlidae) from Jari River, Pará state
Cytogenetic studies were carried out on eighteen wild specimens of Pterophyllum scalare from Jari River, in Pará state, and the results were compared to literature. Mitotic chromosomes were obtained from kidney cells and the analysis was done using: C-banding, Ag-NOR staining, Chromomycin A3/DAPI sequential staining and fluorochrome in situ hybridization with human telomere probes. All individu...
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The freshwater angelfishes (Pterophyllum) are South American cichlids that have become very popular among aquarists, yet scarce information on their culture and aquarium husbandry exists. We studied Pterophyllum scalare to analyze dietary effects on fecundity, growth, and survival of eggs and larvae during 135 days. Three diets were used: A) decapsulated cysts of Artemia, B) commercial dry fish...
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The freshwater angel fish (Pterophyllum scalare Schultze, 1823) is South American cichlid become very popular among aquarists. There is little information on their culture and aquarium husbandry. In this study growth performance and survival rate of angelfish subjected to different feeding frequencies were evaluated. Four groups of angel fish juveniles (0.87 ± 0.01 g; 3.98 ± 0.08 mm) were fed e...
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Objetivo. Identificar dimensiones residenciales que caractericen el ambiente físico y social en los campamentos de Chile y construir tipologías que permitan elaborar perfiles con esos atributos residenciales distintivos. Métodos. Se estudió el universo de campamentos (n = 122) de la Región Metropolitana (Chile) a partir del Catastro Nacional de Campamentos realizado por la fundación “Un Techo p...
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ژورنال
عنوان ژورنال: Acta Universitaria
سال: 2002
ISSN: 2007-9621,0188-6266
DOI: 10.15174/au.2002.277