Nitrate poisoning.
D000821:Animal Feed / Q000032:analysis; D000818:Animals; D002417:Cattle; D055598:Chemical Phenomena; D002621:Chemistry; D006454:Hemoglobins / Q000032:analysis; D008706:Methemoglobin / Q000032:analysis; D009566:Nitrates / Q000032:analysis / Q000097:blood / Q000378:metabolism / Q000506:poisoning* / Q000652:urine
D006454:Hemoglobins; D009566:Nitrates; D008706:Methemoglobin