SciELO - Scientific Electronic Library Online

 
vol.31 número2Evaluación de la precisión y la exactitud de equipos de laboratorios que determinan la calidad de fibras de ovinosEvaluación objetiva de características de finura y resistencia en vellones de llama (Lama glama) Ch’aku índice de autoresíndice de materiabúsqueda de artículos
Home Pagelista alfabética de revistas  

Servicios Personalizados

Revista

Articulo

Indicadores

  • No hay articulos citadosCitado por SciELO

Links relacionados

Compartir


Revista de Investigaciones Veterinarias del Perú

versión impresa ISSN 1609-9117

Resumen

MACHACA, Virgilio Machaca et al. Morphological characterization of llamas (Lama glama) of the Ch’acu breed of Cusco, Peru. Rev. investig. vet. Perú [online]. 2020, vol.31, n.2, e17821. ISSN 1609-9117.  http://dx.doi.org/10.15381/rivep.v31i2.17821.

The study was conducted in herds of llamas of peasant organizations in the district of Checacupe, Cusco Region, Peru, to determine the biometric measurements and live weight of the Ch’acu llamas based on sex and age. The measurements were grouped in cephalic, heights at withers and rump, cane perimeter and live weight, under a randomized complete design analysis with 2x5 factorial arrangement (á=0.5). Cephalic measurements showed significant differences in favour of the male (p<0.05), but the length of ears was similar; the heights were similar; body length, dorsal length and distance between shoulders favoured females (p<0.05); the measurements of the neck of the male llamas are different (p<0.05), except the length of the neck and its lower perimeter; females exhibit greater thoracic perimeter (p<0.05), but the thoracic perimeter and depth were similar; the thickness of the cane was similar; and live weight does not show differences, but exhibits high variability. Regarding age, the biometric measures are directly related to the growth and development of the llamas (p<0.05), reaching maximum values, according to the variable, in the categories of four teeth and full mouth. Based on this, it can be indicated that the Ch’acu llama presents aptitudes for meat and fibre, consistent with historical data. There is also sexual dimorphism and a relatively rapid growth rate.

Palabras clave : zoometry; sex; age; camelids; domestic.

        · resumen en Español     · texto en Español     · Español ( pdf )