<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors></contributors><titles><title><style face="normal" font="default" size="100%">Tipología de sistemas adehesados*</style></title><secondary-title><style face="normal" font="default" size="100%">Archivos de Zootecnia</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2001</style></year></dates><volume><style face="normal" font="default" size="100%">50</style></volume><pages><style face="normal" font="default" size="100%">411-414</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">This work analyzes a a group of livestock farms in semiarid grazing areas in Spain. The surface sample studied adds up to 80.000 hectares. The results are expressed according to the livestock prevalence of the farms. INTRODUCCIÓN</style></abstract></record></records></xml>