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Mostrando ítems 31-40 de 42
Determinación de la función de producción y el beneficio máximo en explotaciones lecheras extensivas en Argentina
(Universidad de Córdoba, Servicio de Publicaciones, 1997)
This study proposes a model which simulatesihe milk production function in the Cuenca Central Santafesina (Argentina) taking the number of cows and concentrate consumption per year and farm as independent variables. The ...
Selección de hábitat en caracoles terrestres y sus aplicaciones a la helicicultura
(Universidad de Córdoba, Servicio de Publicaciones, 2006)
Snails are employed as experimental animals in different scientific fields and their growth is a good biological indicator. Growth is mainly determined at a genetic level, although many factors biotic and abiotic may alter ...
RAEA–Helicicultura: herramienta de conservación y desarrollo rural en Andalucía
(Universidad de Córdoba, Servicio de Publicaciones, 2007)
The fast growth system is a snail rearing method with a high degree of technification. Actually, the experimental evaluation of the system is being developed by an Andalusian Network of Agrarian Research (RAEA-Heliciculture) ...
El sistema caprino extensivo en la sierra norte y este de Jaén, como base del desarrollo sostenible
(Universidad de Córdoba, Servicio de Publicaciones, 1998)
En los quince municipios de menos de 5000 habitantes, localizados en el Parque Natural de Cazorla, Segura y Las Villas se ha puesto de manifiesto un proceso de despoblación, envejecimiento y empobrecimiento. La desaparición ...
Rendimientos y costes del sector vacuno de leche de la campiña baja cordobesa
(Universidad de Córdoba, Servicio de Publicaciones, 1994)
It has been carried out a research on the production and the cost of dairy cattle sector in Cordoba Low Countryside Region in relation to the appearance of the European Markel. The data are obtained from the sample (63) ...
Estudio técnico-económico de dos leguminosas forrajeras tropicales en la alimentación del vacuno lechero en la región NO de la República Dominicana
(Universidad de Córdoba, Servicio de Publicaciones, 2006)
Two tropical leguminous forages are used as a partial substitute of the concentrate feed to milk production and its viability in the Northwest region of Dominican Republic is studied. Twelve dairy cows are used (crosses ...
Tipología de los sistemas de producción de engorde bovino en la Pampa argentina
(Universidad de Córdoba, Servicio de Publicaciones, 2006)
The objective of the study is the identification and classification of production systems for bovine fattening in pastoral conditions in the semiarid Argentine Pampa called invernada, taking in account their physical, ...
Evaluación de la sustentabilidad en agroecosistemas
(Universidad de Córdoba, Servicio de Publicaciones, 2010)
Sustainability needs to be assessed by means of ordinal scales, allowing their categorization. Indicators and indexes have emerged as the basis for sustainability assessment methodologies; they have had to meet certain ...
Evaluación productiva de terneros Aberdeen Angus y Criollo Argentino en dos sistemas de alimentación en el nordeste de La Pampa. Argentina
(Universidad de Córdoba, Servicio de Publicaciones, 2003)
The objective of the study is to evaluate the productivity of two winter pastures under a rotational grazing system with and without energetic concentrates in the diet; in order to evaluate the productive behavior in ...
Eficiencia productiva del sector vacuno de leche en la campiña baja cordobesa
(Universidad de Córdoba, Servicio de Publicaciones, 1994)
The dairy farms of the Gampiña baja of Córdoba (Spain) are studied. It has been analyzed the density function for the variable milk production per farm. The farms are stratified in relation to the number of cows. 1-10, ...