共 11 条
- [1] Becker W, 1967, MANUAL PROCEDURES QU
- [7] THE HERITABILITY OF RESISTANCE TO DEATH IN THE FOWL [J]. POULTRY SCIENCE, 1948, 27 (04) : 375 - 388
- [8] Schalles R. R., 1967, Dissertation Abstracts, V27B, P3361
- [9] SHELTON M, 1970, J ANIM SCI, V30, P1
- [10] FACTORS AFFECTING NET CALF CROP IN BEEF CATTLE [J]. JOURNAL OF ANIMAL SCIENCE, 1961, 20 (03) : 409 - &