Lydia Ko has started the 2015 LPGA Tour in the same top form which helped her end the 2014 on a high.
Danny Lee second to last in 132-man field after six-over 77, with Tim Wilkinson in a tie for 87th at one over.
Aussie golfer has a mixed round at Phoenix Open in his first event since his misadventures in Hawaii.
Former world No 1 Tiger Woods four-over halfway through opening round of comeback PGA Tour event.
World No 1 Rory McIlroy's driving radar was off early in Dubai but he soon recovered to shoot a six-under 66.