The Kolkata pro couldn't manage a single birdie and dropped as many as four bogeys to aggregate one-under 290, to sign off two strokes behind compatriot Shiv Kapur, who carded one-over 74 for the second day on the trot to finish tied 52.
Nothing went right for Chowrasia on the final day as he stumbled on a bogey in the second hole and dropped two more strokes on the fifth and sixth to make the turn at three-over.
On resumption, he dropped another bogey on the fourth hole to go four-over before parring the rest in the red course at Royal Golf Dar Es Salam here.
Kapur, in comparison, had two birdies on the third and eighth hole against bogeys at the second, fourth and seventh hole in his front nine.On his back nine, he picked up birdies on the 11th and 13th hole, which were negated by bogeys at 15th and 18th hole.|
At the top, Welshman Rhys Davies blasted a seven-under 66 to pip South African Louis Oosthuizen (70) by two strokes on the difficult red course with a total of 25-under 266.
The third place was shared by French Thomas Levet (71), Thomas Alken (71) of South Africa, Spaniard Ignacio Garrido (70) and Mikko Ilonen (66) of Finland with a total of 18-under.