Pests emerging concern for Bt cotton
The target pests becoming resistant to Bt cotton has now emerged as a new problem in parts of Gujarat, Andhra Pradesh and Maharasthra. A study done by the Nagpur-based Central Institute for Cotton Research (CICR) has suggested the need for proactive six-pronged insect resistance management (IRM) on Bt cotton fields. "Otherwise the development of insect resistance to Bt cotton can significantly diminish the returns and benefits that are currently being derieved from the technology,' it said.