共 11 条
[1]
BOTERO O, 1984, JOURNEES RECH PORCIN, V16, P181
[2]
Chevalier F, 1982, J Reprod Fertil Suppl, V32, P423
[3]
Flint A. P. F., 1982, Control of pig reproduction, P253
[4]
DIAGNOSIS OF PREGNANCY AND NUMBER OF FETUSES IN SHEEP BY REAL-TIME ULTRASONIC-IMAGING .1. EFFECTS OF NUMBER OF FETUSES, STAGE OF GESTATION, OPERATOR AND BREED OF EWE ON ACCURACY OF DIAGNOSIS
[J].
LIVESTOCK PRODUCTION SCIENCE,
1984, 11 (04)
:437-450
[5]
GOLDSTEIN MH, BIOL REPROD, V22, P1168
[7]
IRIE M, 1984, Japanese Journal of Zootechnical Science, V55, P381
[8]
JARDON C, 1984, JOURNEES RECH OVINE, V9, P452
[9]
MADEC F, 1982, JOURNEES RECHERCHE P, V14, P413
[10]
TAINTURIER D, 1983, REV MED VET-TOULOUSE, V134, P419