A roundup of the week Sept. 21-27

BASEBALL—ROCHESTER of the International League, Baltimore's top farm team, won the Junior World Series four games to three over Denver (Washington) of the American Association, defeating the Bears 9-6 in the final game as Red Wing Outfielder Rich Coggins collected four hits and scored five times. Rochester, the IL pennant winners, had won the Governor's Cup Playoffs, while Denver, the AA Western Division champions, had beaten Indianapolis (Cincinnati), the Eastern Division winners in the AA Playoffs. Shortstop Bobby Grich of the Red Wings took the International League's batting (.336) and home run (32) titles, and Charleston's (Pittsburgh) Richie Zisk led in RBIs (109). Tops in the American Association were the Bears' Richie Sheinblum (.388 BA and 108 RBIs) and Bill McNulty of Iowa (Oakland) with 27 home runs. In the Pacific Coast league, Salt Lake (California), the Southern Division pennant winner, defeated Tacoma (Chicago Cubs), the Northern Division leader, three games to one to win the PCL title.

BOATING—MISS BUDWEISER, driven by Dean Chenoweth and owned by Bernie Little and Tom Friedkin, clinched the national unlimited hydroplane title at Lake Dallas, Texas (page 24).

Ted Turner of Atlanta, representing the U.S. and sailing his yacht, Tiger, won the Scandinavian Gold Cup 5.5-meter series for the second year in a row, off Oyster Bay, N.Y.

BOXING—CARLOS MONZON of Argentina retained his world middleweight title with a 14th-round TKO over Emile Griffith of New York in Buenos Aires. It was Monzon's second successful defense of the championship he won from Nino Benvenuti last year. Griffith was attemping to regain the title for the third time.

George Foreman, the No. 2-ranked heavyweight, knocked out Leroy Caldwell of New Orleans in the second round of their scheduled 10-rounder in Beaumont, Texas.

FOOTBALL—National Conference: Upsets fell off in the second week of play, although undefeated CHICAGO jolted Minnesota with a 20-17 come-from-behind win as second-string Quarterback Kent Nix threw two touchdown passes to Dick Gordon, the last with only 1:42 left to play (page 26). Earlier in the week the Vikings edged the Lions 16-13 on three Fred Cox field goals alter trailing 13-0 in the second period. DETROIT then tamed the Monday night jinx by destroying New England 34-7. Steve Owens scored two Lion touchdowns, one a 74-yarder after catching a swing pass from Greg Landry, while the only Patriot TD came on a 61-yard pass by 1970 Heisman Trophy winner Jim Plunkett. Undefeated DALLAS topped 40 points for the second week in a row, walloping winless Philadelphia 42-7 as Craig Morton tossed two TD passes and scored a touchdown. But it was the Cowboy defense that really shook up the Eagles, intercepting seven passes, recovering a fumble and allowing only 32 yards rushing. The lone Eagle touchdown was scored on a 101-yard run by Al Nelson after a missed field goal attempt. GREEN BAY picked off six of ex-Packer Don Horn's passes and romped over Denver 34-13, while Bill Kilmer's 71-yard pass to Charley Taylor led surprising WASHINGTON to its second victory, 30-3 over the New York Giants. Four SAN FRANCISCO touchdowns were scored on runs, one of them a 58-yard return of a blocked field goal by Bruce Taylor, as the 49ers defeated New Orleans 38-20 before 81,595 in Tulane Stadium, the largest crowd of the week. Dan Abramowicz scored all three Saint touchdowns on passes, two from rookie Archie Manning, who missed most of the first half because of an eye injury. David Ray, who opened the scoring with a 45-yard field goal, kicked a 47-yarder with one second remaining to give Los Angeles a 20-20 tie with Atlanta.

American Conference: Two upsets spiced the AFC week as CLEVELAND edged Baltimore 14-13 on Leroy Kelly's two touchdown plunges and PITTSBURGH beat Cincinnati 21-10, with Terry Bradshaw completing 18 passes for 249 yards and two touchdowns, and John Staggers returning a punt 67 yards for a TD. Garo Yepremian's five field goals, the longest 48 yards, helped MIAMI to a 29-14 victory over Buffalo. KANSAS CITY slipped by Houston 20-16 when Warren McVea scampered to a four-yard touchdown late in the final period. The Chiefs had led 10-0 in the first period and 13-7 at halftime before rookie Dan Pastorini moved the Oilers to a 16-13 fourth-period lead on his 12-yard touchdown pass to Charlie Joiner. George Blanda booted two field goals and Daryle Lamonica tossed two TD passes to Fred Biletnikoff as OAKLAND crushed San Diego 34-0.

GOLF—LABRON HARRIS Jr., a nonwinner for seven years, birdied the third hole of a sudden-death playoff with Bert Yancey to win the $100,000 Robinson (Ill.) Open after the two had tied at 274 at the end of 72 holes.

HARNESS RACING—Albatross failed in his bid to become pacing's sixth Triple Crown winner when he lost to NANSEMOND by three-quarters of a length in the fourth heat of the $102,964 Little Brown Jug in Delaware, Ohio (page 66).

Super bowl ($6), driven by Vernon Dancer, defeated Stars Chip by a neck to win the $71,716 Westbury Futurity at New York's Roosevelt Raceway. Previously unbeaten, Songcan went offstride early in the race and finished third.

HORSE RACING—BLESSING ANGELICA ($25.40), ridden by Jacinto Vasquez, won the $124,400 Delaware Handicap by 2½ lengths over Deceit at Delaware Park.

Numbered account ($2.40), Braulio Baeza up, won the $105,010 Matron Stakes by 6½ lengths over Stepping High at New York's Belmont Park for her fifth victory in six starts.

Specious ($80), who had won only two races in 13 starts this year, scored a three-length victory over Yellow Zorker in the $57,900 Lawrence Realization at New York's Belmont Park.

MOTORCYCLING—TOM ROCKWOOD of Gardena, Calif. won the 20-lap U.S. National Dirt Track championship race at Gardena's Ascot Park by half a bike length over John Hately.

MOTOR SPORTS—BUTCH HARTMAN of South Zanesville, Ohio won the USAC stock-car championship by taking the last race of the season, the $83,775 Pennsylvania 500 at Long Pond's Pocono International Raceway. Averaging 116.76 mph in a 1969 Dodge, he finished one second ahead of A.J Foyt. Roger McCluskey, who needed to finish eighth or better to win his third consecutive title, hit a wall with 17 laps remaining. At the time, he was in third place.

POLO—Charles Smith's fifth goal of the game after 90 seconds of a sudden-death overtime gave home team OAK BROOK (Ill.) an 8-7 win over Tulsa-Greenhill in the finals of the National Open tournament. Oak Brook had trailed 7-2 early in the final chukker.

MILEPOSTS—TRANSFERRED: The WASHINGTON SENATORS, to Dallas-Fort Worth, for the 1972 season. American League owners voted 10-2 to allow Owner Robert Short, who has been burdened by a $3 million deficit over the past three years, to move his team to Turnpike Stadium in Arlington, Texas. Baltimore and Chicago voted against the shift.

WITHDRAWN: The GRETEL syndicate, by Australian Sir Frank Packer, from the 1974 America's Cup competition.

DIED: CARROLL WIDDOES, 67, former Ohio State and Ohio University football coach; of a heart attack; in Lake Worth, Fla. Widdoes had a 16-2 record at Ohio State in 1944-45 and a 42-36-5 record at Ohio University in 1949-57.