共 15 条
- [1] ALLEN NN, 1938, MINN AGR EXPT STA TE, V130
- [3] BOYER P. D., 1942, JOUR DAIRY SCI, V25, P433, DOI 10.3168/jds.S0022-0302(42)95311-6
- [4] GRAHAM W. R., 1938, JOUR DAIRY SCI, V21, P45
- [5] GULLICKSON T. W., 1942, JOUR DAIRY SCI, V25, P117, DOI 10.3168/jds.S0022-0302(42)95274-3
- [6] HIBBS JW, 1946, J DAIRY SCI, V29, P519
- [7] JACOBSON NL, 1949, IN PRESS J DAIRY SCI
- [8] LOOSLI JK, 1944, RECOMMENDED NUTRIENT
- [9] Newcomer HS, 1919, J BIOL CHEM, V37, P465
- [10] RAGSDALE AC, 1934, MO AGR EXPT STA B, V336