Johnson et al., 2001. J. Anim. Sci., 79 (9): 2439-2448

Johnson, C. R. ; Reiling, B. A. ; Mislevy, P. ; Hall, M. B., 2001. Effects of nitrogen fertilization and harvest date on yield, digestibility, fiber, and protein fractions of tropical grasses. J. Anim. Sci., 79 (9): 2439-2448