共 40 条
[1]
BARNETT JL, 1984, ANN RECH VET, V15, P217
[3]
BAXTER MR, 1984, ANN RECH VET, V15, P281
[4]
BAXTER MR, 1982, HOHENHEIMER ARBEITEN, V121, P101
[6]
Bekaert H., 1983, Indicators relevant to farm animal welfare, P183
[7]
BIENFAIT JM, 1983, INDICATORS RELEVANT, P167
[8]
Blackshaw J. K., 1986, Proceedings of the Australian Society of Animal Production, V16, P147
[9]
ENVIRONMENTAL-EFFECTS ON LYING BEHAVIOR AND USE OF TROUGH SPACE IN WEANED PIGS
[J].
APPLIED ANIMAL ETHOLOGY,
1981, 7 (03)
:281-286