共 29 条
[1]
ALVEY NG, 1977, GENSTAT MANUAL GENER
[2]
ARKINS S, 1981, IRISH VET J, V35, P135
[3]
Arthur G. H., 1979, Veterinary Annual: The veterinary annual. Nineteenth issue.: [Editors: C.S.G. Grunsell and F.W.G. Hill]., P26
[5]
Berger G., 1976, Tierzucht, V30, P227
[6]
COBOABREU R, 1979, CAN VET J, V20, P191
[7]
COBOABREU R, 1979, CAN VET J, V20, P177
[8]
CROWE A, 1974, MATH BIOL, P229