THE BEHAVIOR OF PIGS IN A SEMI-NATURAL ENVIRONMENT

[21] THE SUCKLING BEHAVIOR OF DOMESTIC PIGS IN A SEMI-NATURAL ENVIRONMENT [J]. BEHAVIOUR, 1985, 95 : 11 - 25

[22] DEVELOPMENT OF SOME BEHAVIOR PATTERNS IN PIGLETS UNDER SEMI-NATURAL CONDITIONS [J]. ANIMAL PRODUCTION, 1988, 46 : 103 - 109

[23] SOCIAL RELATIONSHIPS OF PIGLETS IN A SEMINATURAL ENVIRONMENT [J]. ANIMAL BEHAVIOUR, 1986, 34 : 1311 - 1318

[24] PINE DS, 1973, CALIF FISH GAME, V59, P126

[25] Pond W. G, 1978, BIOL PIG, V1st

[26] Signoret J. P., 1975, The behaviour of domestic animals,, P295

[27] AROUSAL AND EXPLORATION IN GROWING-PIGS IN DIFFERENT ENVIRONMENTS [J]. APPLIED ANIMAL ETHOLOGY, 1980, 6 (04): : 382 - 383

[28] THE ASSESSMENT OF BEHAVIORAL NEEDS OF PIGS UNDER FREE-RANGE AND CONFINED CONDITIONS [J]. APPLIED ANIMAL ETHOLOGY, 1981, 7 (04): : 388 - 389

[29] STOLBA A, 1983, KTBL SCHRIFT, V299, P106

[30] STOLBA A, 1981, KTBL SCHRIFT, V264, P110

[21] THE SUCKLING BEHAVIOR OF DOMESTIC PIGS IN A SEMI-NATURAL ENVIRONMENT [J]. BEHAVIOUR, 1985, 95 : 11 - 25

[22] DEVELOPMENT OF SOME BEHAVIOR PATTERNS IN PIGLETS UNDER SEMI-NATURAL CONDITIONS [J]. ANIMAL PRODUCTION, 1988, 46 : 103 - 109

[23] SOCIAL RELATIONSHIPS OF PIGLETS IN A SEMINATURAL ENVIRONMENT [J]. ANIMAL BEHAVIOUR, 1986, 34 : 1311 - 1318

[24] PINE DS, 1973, CALIF FISH GAME, V59, P126

[25] Pond W. G, 1978, BIOL PIG, V1st

[26] Signoret J. P., 1975, The behaviour of domestic animals,, P295

[27] AROUSAL AND EXPLORATION IN GROWING-PIGS IN DIFFERENT ENVIRONMENTS [J]. APPLIED ANIMAL ETHOLOGY, 1980, 6 (04): : 382 - 383

[28] THE ASSESSMENT OF BEHAVIORAL NEEDS OF PIGS UNDER FREE-RANGE AND CONFINED CONDITIONS [J]. APPLIED ANIMAL ETHOLOGY, 1981, 7 (04): : 388 - 389

[29] STOLBA A, 1983, KTBL SCHRIFT, V299, P106

[30] STOLBA A, 1981, KTBL SCHRIFT, V264, P110