[Towards more robust regional farming. Management challenges and knowledge needs in small scale agricultural enterprises]

actividades conexas agricultural policies ancillary enterprises cambio estructural changement structurel cold zones desarrollo regional economic value farm management farming systems gestion de l'exploitation agricole manejo de fincas noruega norway petite exploitation agricole politique agricole quality assurance regional development regional planning reglamentaciones regulations small farms structural change subsidies subsidios subvention tendance tendencias trends zona fria zone froide