(Corvallis, OR)  --  Seventh-ranked Oregon State will host Oregon today at Goss Stadium in Corvallis.  The Ducks are 18-and-12.  The Beavers are 23-6-and-1 and swept Utah last week in Pac-12 play.  The Beavers will open a three-game showdown series Friday at number-13 Arizona State in Phoenix.