title: Ammonia toxicity in cattle. III. Absorption of ammonia gas from the rumen and passage of urea and ammonia from the rumen to the duodenum.
mesh_terms: D000641:Ammonia / Q000378:metabolism* / Q000633:toxicity; D000818:Animals; D002417:Cattle / Q000378:metabolism*; D004386:Duodenum / Q000378:metabolism; D005750:Gastric Juice; D012417:Rumen / Q000378:metabolism*; D014508:Urea / Q000378:metabolism*
chemical_list: D000641:Ammonia; D014508:Urea