共 8 条
[1]
VARIATIONS IN IMMUNOGLOBULIN CONCENTRATIONS IN MERINO AND SCOTTISH BLACKFACE LAMBS
[J].
ANIMAL PRODUCTION,
1974, 19 (DEC)
:301-308
[5]
HALLIDAY R, 1975, MATERNOFOETAL TRANSM, P409
[6]
Transmission of maternal immunity
[J].
JOURNAL OF PATHOLOGY AND BACTERIOLOGY,
1930, 33 (03)
:783-797
[8]
SNEDECOR GW, 1956, STATISTICAL METHODS, P177