Monsanto-backed survey sees India GMO cotton bonus (Reuters via Forbes.com)

The article says: India, which has the world's largest area under cotton but ranks third in output behind China and the United States, opened the door to GMO technology in 2002 after years of trials.

and

Net profit of those farmers who grew GMO cotton was 78 percent more than people with non-GMO varieties, said the study

But the study was commissioned by Monsanto and given their track record ('Terminator' seeds anyone?), it is best to be wary before jumping headfirst onto the GMO bandwagon.