Relationship of Rearing Rate of Dairy Heifers to Mature Performance

L.H. Schultz

Journal of Dairy Science · 1969 · 41 citations · 15 references

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can, and L D. Brown. 1959. Preliminary studies rgarding the optimum protein level of milk replacers. J . Dairy Sci., 42: 919. (Abstr.) (19) McGilliard, A. D., J. M. Bryant, A. B. Bryant, N. L. Jacobson, and C. F. Foreman. 1969. Further studies on the proteia and energy requirements of the young dairy calf. Unpublished results. (20) Miron, A. E., D. E. Otterby, and V. G. Pursel. 1967. Effect of calf starter protein source and volatile fat ty acid additions on the performance of young calves. J . Dairy Sci., 50: 993. (21) National Academy of Sciences-National Research Council. 1966. Nutrient requirements of domestic animals. No. 3. Nutrient requirements of dairy cattle. Publ. 1349. Washington, D.C. (22) Roy, J. H. B. 1958. Calves (dairy and beef), pp. 48-75. I n Scientific Principles of Feeding Farm Livestock. Farmer & Stock-Breeder Publ. Ltd., London. (23) Roy, J. H. B. 1964. The nutrition of intensively-reared calves. Vet. Record, 76 : 511. (24) Roy, J. H. B., I. J. F. Stobo, and H. J. Gaston. 1963. Nutrition of the calf. p. 47. I~ National Institute for Research in Dairying, Rep. 1963. University of Reading, Shinfield, Berkshire. (25) Sctnnutz, W. G., W. W. Cravens, W. L. Soldher, and D. L. Hughes. 1967. Evaluation of soybean protein concentrate in calf milk replacers. J. Dairy Sci., 50': 993. (26) Shillam, K. W. G., and J. H. B. Roy. 1963. The effect of heat treatment on the nutritive value of milk for the young calf. 5. A comparison of spray-dried skim milks prepared with different preheating treatments and roller-dried skim milk, and the effect of chlortetracyeline supplementation of the spray-dried skim milks. Brit. J. Nutrition, 17: 171. (27) Stobo, I. J. F., J. It. B. Roy, and H. J . Gaston. ]967. The protein requirement of the ruminant calf. I I I . The ability of the calf weaned at five weeks of age to utilize urea given as a supplement to a low-protein concentrate. Anita. Prod., 9: 155.

References

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