共 13 条
[1]
ASHIZAWA K, 1976, J REPROD FERTIL, V47, P305, DOI 10.1530/jrf.0.0470305
[2]
ERNST RA, 1970, U CALIFORNIA AGR E N, V193
[4]
HAMNER CE, 1964, P SOC EXP BIOL MED, V117, P240, DOI 10.3181/00379727-117-29546
[5]
Helwig J.T., 1979, SAS USERS GUIDE
[8]
LAKE PE, 1960, J REPROD FERTIL, V1, P30, DOI 10.1530/jrf.0.0010030