Mortality in groups of purchased Friesian-cross calves.
D000818:Animals; D002417:Cattle / Q000235:genetics / Q000276:immunology; D003433:Crosses, Genetic; D004032:Diet; D007136:Immunoglobulins / Q000378:metabolism; D008297:Male; D009026:Mortality; D012621:Seasons; D013045:Species Specificity
D007136:Immunoglobulins