Prescott, whose stronger shot putt event is on Sunday, managed a new personal best of 16.40m in the club.
Kieran Kelly set a new Irish indoor shot putt record with a throw of 18.84m and will hope to achieve the European Indoor standard (19.00m) at next weekend's UK Championships in Sheffield.
Feng closed within a shot with a short birdie putt at No. 16 but she hit her tee shot in the bunker at the next hole and bogeyed.
Els narrowly misses a long uphill putt with his second shot, but makes par from four feet with his third.
But while he walked back to the clubhouse, 2009 champion Cabrera produced an exquisite shot to ensure a relatively simple putt and the opportunity of a second Masters title.
Poulter, joint leader overnight on nine under alongside Ross Fisher, moved three shots clear of the field after two early birdies but his first bogey of the week on the fifth, after a three-putt, and another dropped shot on 10 left him level at that stage with Fisher, Kaymer and Jaidee.
Kuchar had to make a 5-foot par putt to keep the two-shot margin, and Chappell kept coming at him.
Woods conjured up a superb shot from off the green and holed the putt for a bogey five to avoid going over par for the day.
Els misses his eight-foot putt for par to drop his first shot of the day.
The 14-time major winner sank 12-foot birdie putt on the seventh but dropped another shot on the next.
He completed a third-round 68 with a magnificent birdie at the 18th, playing an awkward bunker shot and then sinking a 25-foot birdie putt.
Els makes the green with his tee-shot and then hits a stunning 30-foot birdie putt to go three up with eight holes to play.
Starting the final round with a two-shot lead, he made a 15-foot birdie putt on the opening hole and led by at least two shots for all but two holes.
Edfors, meanwhile, left it late to earn his win, holing a putt from 10 feet after a fine approach shot at the last to leave Buckle needing a birdie to take the tournament into a play-off.
Watney finished a shot back, coming up a fraction short with a birdie putt on the tough 18th which would have forced a playoff.
Garcia hits an excellent second shot on to the green but misses a 20-foot putt for a birdie and has to settle for the half point.
Wall had a chance for an eagle at the last which would have put him a shot ahead of Broadhurst, but he left the long-range putt a foot short.
The golfer then "tags" his club against the hip-worn device prior to taking a lunge, and every shot from a 300-yard drive to a 5-inch putt is duly noted.
Going into the afternoon session, they beat the tough Danish pair of Soren Hansen and Soren Kjeldsen 2 and 1, the victory sealed by a superb approach shot by McIlroy on the 17th and a five-foot par putt from McDowell.
But he left his tee shot short, chipped 14 feet past the hole and missed the par putt.
Scott rammed home a 25-foot birdie putt on the 17th hole for a 69 and was one shot behind.
Kerr's sidehill chip left her a long two-putt, and Pettersen's birdie created a two-shot swing and put her in front at -11.
Instead of hitting his third shot from the tee, he could reach the green for a two-putt par.
Then came successive bogeys at 11 and 12 to give Furyk his three-shot cushion, which had gone by the time the American missed a short putt on the 17th.
The Northern Irishman won 16 to reduce the deficit to one shot but Lowry, ranked 68, held firm to sink a four-foot putt at the last to claim a famous triumph.
CNN: Nike duo Woods and McIlroy humbled in the Arizona desert
Scotland's Marc Warren had led for most of the final day, but four bogeys in his last five holes meant he finished in a tie for fourth -- one shot away from making the playoff as he was left to rue a three-putt at 18.
Garcia finds the edge of the green with his second shot, but over-hits his third and then misses a 15-foot birdie putt.
Webster moved alongside Manassero with a seven-under 64 which included a spectacular eagle at the par-five 13th, which saw his second shot from a fairway bunker strike the flag, leaving him with a six-foot putt for his three.
But Couples became unglued on the seventh hole, when he sent his approach shot over the back of the green, chipped off the front side, then watched an uphill putt slide up and then back down.
应用推荐