DO HENS SUFFER IN BATTERY CAGES - ENVIRONMENTAL PREFERENCES AND WELFARE

[1] [Anonymous], 1971, BEHAVIOUR DOMESTIC F

[2] Brambell R, 1965, REPORT TECHNICAL COM

[3] BROPHY B, 1972, RATIONAL USE LIVING

[4] Dawkins M., 1976, Applied Animal Ethology, V2, P245, DOI 10.1016/0304-3762(76)90056-0

[5] DUNCAN I J H, 1974, Proceedings of the British Society of Animal Production, V3, P9

[6] Ewbank R., 1968, ABNORMAL BEHAVIOR AN, P159

[7] Griffin D. R., 1976, QUESTION ANIMAL AWAR

[8] Hughes B. O., 1976, Applied Animal Ethology, V2, P155, DOI 10.1016/0304-3762(76)90043-2

[9] PREFERENCE OF DOMESTIC HENS FOR DIFFERENT TYPES OF BATTERY CAGE FLOOR [J]. BRITISH POULTRY SCIENCE, 1973, 14 (06) : 615 - +

[10] Jolly A., 1972, EVOLUTION PRIMATE BE

[1] [Anonymous], 1971, BEHAVIOUR DOMESTIC F

[2] Brambell R, 1965, REPORT TECHNICAL COM

[3] BROPHY B, 1972, RATIONAL USE LIVING

[4] Dawkins M., 1976, Applied Animal Ethology, V2, P245, DOI 10.1016/0304-3762(76)90056-0

[5] DUNCAN I J H, 1974, Proceedings of the British Society of Animal Production, V3, P9

[6] Ewbank R., 1968, ABNORMAL BEHAVIOR AN, P159

[7] Griffin D. R., 1976, QUESTION ANIMAL AWAR

[8] Hughes B. O., 1976, Applied Animal Ethology, V2, P155, DOI 10.1016/0304-3762(76)90043-2

[9] PREFERENCE OF DOMESTIC HENS FOR DIFFERENT TYPES OF BATTERY CAGE FLOOR [J]. BRITISH POULTRY SCIENCE, 1973, 14 (06) : 615 - +

[10] Jolly A., 1972, EVOLUTION PRIMATE BE