共 33 条
[1]
BAILEY NTJ, 1968, STATISTICAL METHODS
[3]
BROWNLIE J, 1972, J REPROD FERTIL, V29, P337, DOI 10.1530/jrf.0.0290337
[5]
Donaldson L. E., 1960, Australian Veterinary Journal, V36, P380, DOI 10.1111/j.1751-0813.1960.tb08677.x
[7]
FREY ML, 1968, AM J VET RES, V29, P2163
[8]
GALLOWAY DB, 1964, ACTA VETERINARIA S2, V5
[10]
GUNSALUS I. C, 1941, JOUR DAIRY SCI, V24, P911, DOI 10.3168/jds.S0022-0302(41)95477-2