共 23 条
- [1] BALCH CC, 1969, HDB TIERERNAHRUNG, V1, P554
- [2] BROSTER W. H., 1958, JOUR DAIRY RES, V25, P373, DOI 10.1017/S0022029900009390
- [3] BROSTER W. H., 1972, Dairy Science Abstracts, V34, P265
- [7] BUTLER TM, 1976, DAIRY HERD MANAGEM 4, P17
- [9] Gleeson P. A., 1973, Irish Grassland and Animal Production Association Journal, V8, P68
- [10] GLEESON PA, 1970, DAIRY NUTRITION, P85