Grant, C.C. (Catharina Cornelia); Biggs, H.C.; Meissner, H.H.; Basson, P.A.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)
The average daily gains of heifers and oxen on commercial and experimental farms in Namibia were
used to indicate production differences in several areas and at different rates of phosphorus and protein
supplementation. ...