The Supreme Court today asked the Centre to file a detailed reply and the roadmap within four weeks about the proposed line of action by states in connection with farmers' suicide issue.<br/><br/>The bench headed by Chief Justice of India, Jagdish Singh Khehar said, this is an important and serious issue. <br/><br/>The court was hearing the plea, filed by NGO on the plight of farmers in Gujarat and suicide committed by many there. The bench had expanded the scope of the petition to the entire country.