共 4 条
- [1] BOLTON AE, 1975, 5TH P TEN WORKSH CAR, P257
- [3] CONCENTRATIONS OF ESTRADIOL-17-BETA ESTRONE AND PROGESTERONE IN JUGULAR VENOUS PLASMA OF COWS DURING ESTROUS-CYCLE AND IN EARLY PREGNANCY [J]. ACTA ENDOCRINOLOGICA, 1973, 73 (02): : 374 - 384
- [4] GLENCROSS RG, 1978, THESIS U READING