The Crimson will also have to put together on onslaught of its own on the offensive end of the field.
Although the team only scored six goals against Brown, Harvard took advantage of its opportunities on net.
And sophomore Mike Porter has emerged as an force for the Crimson attack, collecting nine goals in the last two games.
The problem against Brown was that Harvard did not have the ball enough to keep up with the Bears.
"We have to go out there and control the ball," Welch said. "If we had done that against Brown it would have been really close."
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The game today will be the Crimson's last home game, as Harvard finished off the 1992 regular season with games at Massachusetts, Yale and New Hampshire.