共 22 条
- [2] BACKSTROM LS, 1976, 4TH P INT PIG VET SO, P5
- [5] INDUCTION OF PARTURITION IN SWINE WITH PROSTAGLANDIN-F2-ALPHA [J]. JOURNAL OF ANIMAL SCIENCE, 1974, 38 (06) : 1229 - 1234
- [6] DIEHL JR, 1973, J ANIM SCI, V37, P307
- [8] DZIUK PJ, 1972, J ANIM SCI, V35, P240
- [9] EHNVALL RS, 1976, 2ND P INT PIG VET SO, pD6
- [10] GUSTAFSSON B, 1976, AM J VET RES, V37, P1017