The survival of nematodes and cestodes of sheep in the pasture during the winter in eastern Norway.
D000818:Animals; D002589:Cestoda; D002590:Cestode Infections / Q000662:veterinary; D003081:Cold Climate; D009348:Nematoda; D009349:Nematode Infections / Q000662:veterinary; D012621:Seasons; D012756:Sheep; D012757:Sheep Diseases