Issue 93A-3 1997Download issue (PDF) →Ver versión en español →Animal productionProducción de leche de vaca con forrajes anuales en la región árida de MéxicoG. Núñez Hernández, J.J. Márquez Ortiz, H. Salinas González, H.M. Quiroga Garza, R.A. Martínez Parra161PDFStudy of feed management in the Latxa and Carranzana dairy ewes: communal pastures utilization and indoors supplementationL.M. Oregui, J. Garro, M.S. Vicente, M.V. Bravo173PDFDigestibility and protein balance for dry cows; of maize silage and sorghum x Sudanese enriched with ureaG. Salcedo183PDFUtilization of n‑alkane technique to study intake and diet selection by grazing ruminants: a reviewM.Oliván, K. Osoro193PDFReproductive characteristics of Portuguese sheep breedsR. Mascarenhas, J. Folch209PDF Bases de datos y repositorios