Changes in nursing and suckling behaviour of sows and their piglets in farrowing crates

Algers, 1984, Early weaning and cage rearing; influence on behaviour, Zentralbl. Veterinaermed., 31, 14, 10.1111/j.1439-0442.1984.tb01258.x

De Passillé, 1989, Behaviour of lactating sows; influence of stage of lactation and husbandry practices at weaning, Appl. Anim. Behav. Sci., 23, 315, 10.1016/0168-1591(89)90100-7

Fraser, 1978, Observations on the behavioural development of suckling and early weaned piglets during the first six weeks after birth, Anim. Behav., 26, 22, 10.1016/0003-3472(78)90004-0

Jensen, 1988, Maternal behaviour and mother-young interactions during lactation in freeranging domestic pigs, Appl. Anim. Behav. Sci., 20, 297, 10.1016/0168-1591(88)90054-8

Van Putten, 1976, A comparative study of the well-being of piglets reared conventionally and in cages, Appl. Anim. Ethol., 2, 339, 10.1016/0304-3762(76)90067-5