(Corvallis, OR) -- Jordan Britton and Brandon Eisert combined for a gem as top-ranked Oregon State took out Oregon 4-1 in Corvallis. Britton tossed five-and-a-third innings of one-run, two-hit ball to notch the win. Eisert went three-and-a-third of hitless ball with six strikeouts to earn the save. The Beavers improved to 34-and-4 overall, 18-and-3 in conference play. The Ducks lone run scored on a wild pitch in the sixth inning. Ryne Nelson was tagged with the loss. The Ducks are 25-and-15, 8-and-10 in the Pac-12.