Larry Ringer, the big hitter with the Midas touch around the greens, is the man to beat in the 54-hole Middle Atlantic PGA Chanpionship at the superb Shannon Green course in Fredericksburg beginning Wednesday. A record 107 pros are entered, including 11 former titlists.

Ringer, 35, the pro at Naval Academy, is defending champion. He recently added his second Maryland Open title to his collection. His last six competitive rounds have been 68, 69, 71, 70, 67 and 68 and have made him the section's leading money winner.

Going down the stretch to win the Maryland Open at Indian Spring, Ringer used 11 putts in his final nine holes -- and none on the par-5 15th, where he pitched into the cup from 60 yards for a decisive eagle.

Billy King of roanoke, Virginia PGA chanpion, heads a large contingent from the Virginia chapter in the event, worth $13,350, of which the winner nets $2,000.

A lucrative 10-day stretch is scheduled for the MAPGA, with the $11,000 Charles Town Classic at Sleepy Hollow scheduled the following week, Aug. 7-8.

LPGA players Dale Lundquist, Sandra Mackenzie and Kathy Mant gave an exhibition at Columbia Country Club Monday for the Fred McLeod Memorial Caddie Scholarship Fund after competing in the Greater Baltimore Golf Classic.

Lundquist was low with 75, followed by Mackenzie at 78, Mant at 79 and Columbia member Beth Carpenter at 84.

Columbia plalys considerably longer than Pine Ridge, and with water main construction temporarily taking holes 15, 16 and 17 out of play, three middle holes, two of them long par 4s, were played twice.

A free 15-minute putting analysis computer is availiable at the Washington Golf Center in Arlington.

California pro Bill Winnquist, who has worked with contestants in the National Long Driving Contest, was in town Saturday to give free lessons on the "swing computer," which gives the golfer a readout of club head speed, swing path and point of impact.

Beltsville's Dave Pelz has some PGA pros, among them Hartford second-round leader Jim Simons, singing the praises of his Teacher Putter and other golf computer gadgetry.

The Interclub Junior League completed play Friday with Evergreen beating Robin Dale, 8-1 at Congressional for the championship. A record 35 clubs played this summer, up considerably from the four when the program began in 1957.

Any boy or girl who has won a tournament or junior clulb chanpionship may enter the Aug. 24 Tournament of Junior Champions (run by the interclub) at Kenwood by contacting Bob Riley inSpringfield.

Defending champ Cal Peete, Bruce Devlin, John Schroeder, Mac McLendon and Billy Calfee are PGA pros confirmed to play for $15,000 in the pro bracket of the Lee Elder Celebrity pro-am at Langston, Aug. 23-24.

Elder will play with Bob Hope and Greg Morris and a few holes each with celebrities such as Arthur Ashe, Roy Jefferson, Larry Brown, Bill Russell and Marion Motley.Trick shot artist Buddy Demling will give shows three straight days.

Bill Bassler Sr. has moved from head pro to director of golf at Rolling Road in Catonsville and son Bill Jr. has been elevated from assistant to head pro . . . Debbie Zahand of Vienna, Christy Dristy of Springfield, Kandi Kessler of Charlottesville, Sarah LeBurn of Garrison, Md., and Deidre Anderson of Owings Mills, Md., are locals entered in the USGA Girls Junior Amateuer starting a week from Monday in Wichita, Kan. . . . The top three finishers in last week's Quad Cities, winner Scott Hoch, Curtis Strange and Gary Halberg, all attended Wake Forest . . . The Newbridge junior Invitational, Thursday, July 31, needs more plalyers. Entry deadline has been extended to Tuesday night. Interested golfers should contact Frank Abood in the pro shop . . . The Maryland State Women's team matches start tomorrow and run through Friday.