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Mostrando ítems 31-40 de 43
Valor nutritivo y utilización del orujo de aceituna granulado en la alimentación invernal de ovejas vacías, gestantes y lactantes
(Universidad de Córdoba, Servicio de Publicaciones, 1977)
Four experimental diets including 51.5-59.3 p. 100 of pelleted olive pulpe, pit and fat cleaned off, were cornpared with a control diet containingbarky and soya bean meal. The experimental diets were formulated to provide ...
Introducción al estudio y valoración de recursos forestales y arbustivos para el ciervo, en el area ecológica de Sierra Morena. 1. Estudio de la dieta del ciervo
(Universidad de Córdoba, Servicio de Publicaciones, 1978)
This work deals with botanical identification of shrubby vegetation integrating red deer (Cenus elaphus L.) diet, in the Mediterranean arca. Seasonal analysis of rurninal contens of 30 red deer yield the foliowing results ...
La elasticidad de la actividad cinegética y sus implicaciones socio-económicas
(Universidad de Córdoba, Servicio de Publicaciones, 1978)
The elasticity of demand-resource inputs in small game is very restricted (e=0,1), only 200 pieces will meet the demand of the 85 p, c. of hunters. However big game has a higher elasticity (e=2). It is proved that there ...
La flora arbustiva mediterránea y su valoración. V. Nota sobre la evolución de la composición química de Willyrea Angustifolia L. (Labiernago)
(Universidad de Córdoba, Servicio de Publicaciones, 1978)
The evolution of the contents of some elements and their ratios in Phillyrea angustifolia L. is studied. Always Y, N and Zn concentrations were inadequate, and those N and K, only seasonally. On the other hand, the contents ...
Estudio de la producción lechera en una población de raza frisona. I. Influencia de la edad, duración de la lactación e intervalo entre partos
(Universidad de Córdoba, Servicio de Publicaciones, 1976)
816 lactations from the genealogical books of 335 Friesian cows were analysed during the period 1968-73. The cows pertained to 18 herds of the milk belt of the province of Cordoba. Milk and fat production, duration of ...
El potencial de crecimiento en corderos manchegos y cruzados Suffolk y Frison por Manchego
(Universidad de Córdoba, Servicio de Publicaciones, 1977)
A cornparative study was performed on growth potential of 164 pare manchego lambs (64 male, single born; 54 male twins; 29 femele single; 17 twins) and 76 crossbred (27 male singles born Suffolk x manchego; 29 males, twins. ...
Aportación al conocimiento de un nuevo sistema agrario de las tierras marginales
(Universidad de Córdoba, Servicio de Publicaciones, 1976)
A new agricultural system, which combines culture of land hunting big wild animals of the Andalusian fauna is analysed. The estimated parameters were: meat production per hectare; some economic ratios, as profit, rentability, ...
Ceba de cerdo iberico. VII) Ganancia en peso vivo en régimen de pastoreo (montanera) suplementado con harina de soja. Control del depósito de grasa dorsal
(Universidad de Córdoba, Servicio de Publicaciones, 1977)
The gain in live weight and fat deposit has been controlled ultrasonically in 169 Iberian pigs divided into two lots all feeding on a mountain pasture diet. The witness lot was fed according to the traditional diet and the ...
Análisis marginal para la determinación del momento óptimo de venta en corderos manchegos cruzados
(Universidad de Córdoba, Servicio de Publicaciones, 1977)
To determine the optim time of sale, was analysed the marginal productivity of 258 manchega breed lambs and 78 lambs of the Suffolk x Friesian industrial cross. The rate of increment (y/x), was greater in the former group. ...
Establecimiento de un modelo de programación lineal para ordenar cualitativamente la población de ciervos
(Universidad de Córdoba, Servicio de Publicaciones, 1979)
Using linear programming the authors find the optimal structure of a population of deers having in view the requirements of hunting. Deers should be taken down when they reach their highest cynegetic value. By the end of ...