共 13 条
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- [3] CHARKEY LW, 1950, P SOC EXP BIOL MED, V73, P21, DOI 10.3181/00379727-73-17562
- [4] LEWIS UJ, 1949, P SOC EXP BIOL MED, V72, P479, DOI 10.3181/00379727-72-17475
- [8] STUDIES OF THE EFFECT OF VITAMIN-B12 ON HATCHABILITY [J]. POULTRY SCIENCE, 1951, 30 (01) : 11 - 17
- [9] PEELER HT, 1949, P SOC EXP BIOL MED, V72, P515, DOI 10.3181/00379727-72-17485
- [10] ROLE OF CRYSTALLINE VITAMIN-B12 FOR HATCHABILITY [J]. POULTRY SCIENCE, 1950, 29 (04) : 618 - 619