Hötzel, M.J. Machado Filho, L.C.P. Costa, O.A.D. <br/><br/>
Behaviour of pre-parturient sows housed in intensive outdoor or indoor systems 

<br/><br/><label>Subjects--Topical Terms: </label><br/>PORCA<br/>PRENHEZ<br/>COMPORTAMENTO ANIMAL<br/>CONFINAMENTO