[Socioeconomic consequences of changing into organic farming, part 1: agronomic background for calculations]

agriculture biologique animal husbandry carga ganadera consommation alimentaire (animaux) consumo de piensos danemark denmark dinamarca farmyard manure feed consumption fumier land use modele modelos models organic agriculture planification planning plant production rendement rendimiento socioeconomic environment stocking density taux de charge utilisation des terres yields