8 flocks of Ojinegra ewes (n=5634) were studied during a productive cycle (2007-2008) in Teruel (Spain), a low-mountain dry and harsh area. Ojinegra ewes belong to a local breed, of small-medium size, reared under a semi-extensive system of management. Throughout three seasons (autumn, winter…
In dairy goat breeds, kids are a subproduct, hence they were weaned as soon as possible. The aim of the present work was to study the influence of lactation system on carcass quality of the two main dairy Spanish goat breeds. Present work is part of a large Project whose objective is the…
Data from the 1990-1994 period presented in the "Brazil's Initial National Communication" document indicated that the country is one of the top world greenhouse gas (GHG) emitters. A large majority of Brazil's GHG emissions come from deforestation mainly of the Amazon biome…
Multivariate Classification models to classify real farm conditions Iberian pigs, according to the feeding regime were developed by using fatty acids composition or NIR spectral data of liquid fat samples. A total of 121 subcutaneous fat samples were taken from Iberian pigs carcasses belonging…
This guidelines booklet is addressed to the LADA partner countries and, more in general, to the increasing number of countries which are expressing their interest in implementing the LADA approach for mapping Land Degradation. The specific objective is to provide guidelines for the…
The completion of this comprehensive harmonized soil information database will improve estimation of current and future land potential productivity, help identify land and water limitations, and enhance assessing risks of land degradation, particularly soil erosion. The HWSD contributes sound…
Semen was collected from 10 Black Castellana roosters and the classic sperm variables (ejaculate volume, sperm concentration and sperm motility) examined. In addition, the hypo-osmotic swelling test was used to investigate sperm cell membrane integrity, and acidic aniline blue staining used to…
Current knowledge of the biology of Picris willkommii and his grade of threat, seem not to be sufficient to ensure longterm persistence of this plant species endemic to the South-Western Iberian Peninsula. In Spain, main populations of the species are narrowly restricted to therophytic…
Lo agropolitano: vision desde España
Jaime Izquierdo Vallina*
En la década de los ochenta del siglo XX se hizo patente en Europa el escepticismo sobre la eficacia de los instrumentos para el diseño de las políticas de desarrollo regional, ante la persistencia en la…
La experiencia de los Paises Bajos en el manejo del territorio y de las aguas es extensa. Sus habitantes poseen conocimiento acabado de sus características, interactuando dinámicamente con su hábitat. Las necesidades medioambientales y económicas, sin embargo, han obligado a replantarse e…