C. A. Zimmerman

ZIMMERMAN, C. A., RAKES, A. H., DANIEL, T. E., & HOPKINS, B. A. (1992). EFFECT OF TOTAL AND RUMEN UNDEGRADABLE PROTEIN ON THE PERFORMANCE OF COWS FED LOW-FIBER DIETS. JOURNAL OF DAIRY SCIENCE, 75(7), 1954–1964. https://doi.org/10.3168/jds.S0022-0302(92)77955-7

ZIMMERMAN, C. A., RAKES, A. H., DANIEL, T. E., & HOPKINS, B. A. (1992). INFLUENCE OF DIETARY-PROTEIN AND SUPPLEMENTAL NIACIN ON LACTATIONAL PERFORMANCE OF COWS FED NORMAL AND LOW-FIBER DIETS. JOURNAL OF DAIRY SCIENCE, 75(7), 1965–1978. https://doi.org/10.3168/jds.S0022-0302(92)77956-9

ZIMMERMAN, C. A., RAKES, A. H., JAQUETTE, R. D., HOPKINS, B. A., & CROOM, W. J. (1991). EFFECTS OF PROTEIN LEVEL AND FORAGE SOURCE ON MILK-PRODUCTION AND COMPOSITION IN EARLY LACTATION DAIRY-COWS. JOURNAL OF DAIRY SCIENCE, 74(3), 980–990. https://doi.org/10.3168/jds.S0022-0302(91)78247-7

Zimmerman, C. A., Rakes, A. H., Daniel, T. E., & Hopkins, B. A. (1990). Effect of rumen undegradable protein on lactational performance in cows fed low fiber diets. Journal of Dairy Science, 73, 169.

Zimmerman, C. A., Rakes, A. H., Jaquette, R. D., Hopkins, B. A., & Croom, W. J., Jr. (1989). Effects of dietary protein level and roughage source on milk fat depression in cows fed low fiber diets. Journal of Dairy Science, 72, 490.