共 15 条
- [3] BURTON H, 1966, 17 INT DAIR C MUN B, P607
- [5] ITO R, 1963, JAP J DAIRY SCI, V12, P165
- [6] ITO R, 1962, JAP J DAIRY SCI, V11, P380
- [7] ITO R, 1962, JAP J DAIRY SCI, V11, P330
- [9] ROWLAND S. J., 1938, Journal of Dairy Research, V9, P47, DOI 10.1017/S0022029900002302
- [10] 1955, BS696 BRIT STAND I 2