s
One oftheaimsofthepresentstudywastoprovideinforma-
tion ontheeffectofprenataltemperatureconditioningeither
using higherorlowerincubationtemperaturesonhatchingand
liveperformanceoflayingchicks.Forthispurpose,layingbreeder
eggs wereexposedto1 °C lowerorhigherincubationtempera-
tures for6hdailyfromday10to18.