title: Permanent clover infertility in ewes.
mesh_terms: D000818:Animals; D005260:Female; D007247:Infertility, Female / Q000473:pathology / Q000662:veterinary*; D010939:Plant Poisoning / Q000473:pathology / Q000662:veterinary*; D012756:Sheep; D012757:Sheep Diseases / Q000473:pathology*; D014599:Uterus / Q000473:pathology