共 37 条
[2]
BARNICKEL G, 1968, THESIS HANOVER
[4]
Bendat J. S., 1971, RANDOM DATA ANAL MEA
[5]
Boyd H. W., 1984, Dairy cow fertility. Proceedings of a joint British Veterinary Association and British Society of Animal Production Conference, Bristol University, 28-29 June 1984., P60
[7]
COFFEY M, 1981, ANIM PROD, V32, P393
[8]
Cornejo M. Mario, 1944, JOUR DAIRY SCI, V27, P181
[9]
Esslemont R. J., 1974, Farm Management, V2, P500
[10]
FALLON G. R., 1959, Queensland Journal of Agricultural Science, V16, P439