TY - BOOK AU - Villagra,Edgar Sebastián TI - Does product diversification lead to sustainable development of smallholder production systems in Northern Patagonia, Argentina? PY - 2005/// CY - Göttingen PB - Institute of Animal Breeding an Genetics KW - OVINOS KW - DIVERSIFICACION KW - EXPLOTACION EN PEQUEÑA ESCALA KW - SOSTENIBILIDAD KW - PEQUEÑO AGRICULTOR KW - PATAGONIA KW - ARGENTINA N1 - Tesis (Doctor of Agricultural Scinces)--Institute of Animal Breeding an Genetic ER -