Non payment of salary over 3 months in a ICAR Institute

Sir,I am Nitai Mondal from West Bengal .I am working as a Skilled Staff (contractual basis)at ICAR-CENTRAL INSTITUTE FOR SUBTROPICAL HORTICULTURE,Regional Research Station,Malda,West Bengal. under Ministry of Agriculture.They're failed to paid my salary from the month September 2016(over 3 months) and still they are excusing that they couldn't received the fund support from ICAR and they couldn't paid until the fund support was not done.The project Investigator and Incharge of my institute was totally a careless person and he was completely responsible for that.He was do nothing about salary and threatening me that I have worked without telling him about salary report or he will terminate me from this institute.In last some days The P.I.was out of station and I am trying to call him talks about the salary problem but he couldn't respond to my call and message.I called him many many times and finally today he was terminated me from the institute because I am disturbing him many by phone call.,but the salary was not cleared till now.Sir I am requested you to please guide me to What can I do in this situation?