@article{b2669594efdd4a39a8f26cd5717e1dd6,
title = "Duration of oestrus in relation to reproduction results in pigs on commercial farms",
keywords = "Estrus, Insemination, Litter Size, Pigs, Reproduction",
author = "D.W.B. Steverink and N.M. Soede and G.J.R. Groenland and \{van Schie\}, F.W. and J.P.T.M. Noordhuizen and B. Kemp",
note = "geg. opgevr. 04/01",
year = "1999",
language = "English",
volume = "77",
pages = "801--809",
journal = "Journal of Animal Science",
issn = "0021-8812",
publisher = "American Society of Animal Science",
number = "4",
}