The utilization of cornstalks by pregnant beef cows.
D000821:Animal Feed / Q000592:standards*; D000824:Animal Nutritional Physiological Phenomena; D000818:Animals; D001798:Blood Proteins / Q000032:analysis; D001806:Blood Urea Nitrogen; D001835:Body Weight; D002417:Cattle; D003404:Creatinine / Q000097:blood; D005260:Female; D000455:Medicago sativa; D008903:Minerals / Q000097:blood; D011247:Pregnancy; D011270:Pregnancy, Animal; D012820:Silage / Q000592:standards*; D013025:Glycine max; D003313:Zea mays
D001798:Blood Proteins; D008903:Minerals; D003404:Creatinine