Buscar
Mostrando ítems 1-2 de 2
Efecto de la densidad de población sobre el tamaño del caracol helix aspersa müller
(Universidad de Córdoba, Servicio de Publicaciones, 2004)
An assessment was made of the effects of population density on Helix aspersa Müller snails at their nursery stage. A sample of 3420 animals was used, grouped at eighteen density levels: from 600 to 11100 snails/m2. The ...
Efecto de la adición de carbonato cálcico en la dieta de helix aspersa müller
(Universidad de Córdoba, Servicio de Publicaciones, 2004)
In this paper is studied the effect of calcium carbonate addition to diet on growth, mortality rate and feed intake of snails Helix aspersa Müller during the juvenile stage under laboratory conditions. Two treatments have ...