The maple season is short but exhausting, he said, so many producers may not relish the prospect of starting all over again with birch.

WSJ: Birch syrup explored as add-on to maple industry

Oklahoma's Kendrick Maple finished an unbeaten season with his first national crown at 141 pounds.

WSJ: Cornell's Dake 1st to win 4 titles at 4 weights

The three shots tied the Maple Leafs' lowest output in a period this season, which came in a 5-2 loss to the New York Rangers on Jan. 26.

WSJ: Reimer SO sends Devils to 10th straight loss

The last time the Maple Leafs made the postseason was before the 2005 lockout season.

WSJ: Reimer makes 27 saves in Leafs' win over Devils

Oklahoma Kendric Maple will be favored to win at 141 pounds and finish his season at 31-0.

WSJ: Penn State takes 20.5-point lead into finals

They started their comeback with less than 11 minutes left and extended their season with a 5-4 overtime win over the Toronto Maple Leafs.

WSJ: Bruins top Rangers 5-2 with all-out effort

Along with the Jan. 1 matchup between the Detroit Red Wings and the Toronto Maple Leafs at Michigan Stadium, the league will schedule five additional outdoor games during the 2013-14 season, including two at Yankee Stadium during the week before the Super Bowl, a person familiar with the matter has confirmed.

WSJ: NHL, Winter Classic, Yankee Stadium: NHL Adding More Outdoor Games