Sheep husbandry in Norway.
D000383:Agriculture; D000821:Animal Feed; D000818:Animals; D001947:Breeding; D002980:Climate; D005308:Fertilizers; D006798:Housing; D009584:Nitrogen; D009664:Norway; D012756:Sheep; D012757:Sheep Diseases / Q000517:prevention & control; D012820:Silage
D005308:Fertilizers; D009584:Nitrogen