Central College again used strong doubles play to take an early lead and the Dutch men’s and women’s tennis teams each defeated St. Ambrose Univ. by 6-3 scores Saturday. The Dutch journey to Ames Tuesday to take on Buena Vista Univ. at 4 p.m. at Ames High School.   The Central men evened their record at 2-2 by using a similar formula. Jesse Wineland a sophomore from Pella picked up a win at number 6 singles.  The match unofficially closes Central’s abbreviated fall men’s schedule although coach Steve Tyler said an additional match could still be added.