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![]() | Up a level |
Andersson, Håkan
(2000).
Photoperiodism in pigs.
Diss. (sammanfattning/summary)
Uppsala :
Sveriges lantbruksuniv.,
Acta Universitatis Agriculturae Sueciae. Veterinaria, 1401-6257
; 90
ISBN 91-576-5901-X
[Doctoral thesis]