共 15 条
[1]
AMOROSO EC, 1960, PHYSIOLOGY REPRODUCT, pCH13
[2]
EATON ON, 933 US DEP AGR CIRC
[3]
EATON ON, 1954, ABS VET B, V24, P214
[4]
FRASER AF, 1966, VET REC, V78, P430
[5]
FRASER AF, 1968, I BIOL J, V15, P98
[7]
HAMMOND J, 1954, RECENT PROGRESS P ED, V1
[8]
HARKER JANET E., 1964, P283
[10]
PARKES AS, 1960, PHYSIOLOGY REPROD ED, pCH13