Jaisalmer (Rajasthan), Aug 02 (ANI): Rajasthan Chief Minister Ashok Gehlot on August 2 said that he has written to PM regarding locust menace in the state. He said, “I had seen such menace only 30 years back. This year it's massive. Only 2-3 districts of the state have not seen locust attacks, crops are getting destroyed. I have requested the PM to declare this a national disaster,” “Farmers should be given compensation for the damage of their crops and a survey should be done for the same,” added Gehlot.