- Scientific Advisor International Foundation for Science, Sweden
- Member, International Commission on Irrigation and Drainage
- Regional Coordinator, FAO Cactusnet for West Asia
- Honorary Member, Editorial Board of International Journal “Experimental Agriculture” published from UK
- President, Indian Society of Agronomy (Twice).
- Founder President, Indian Society of Soil Salinity and Water Quality.
- Vice Chairman, TAAS, New Delhi.
- Chairman, Registration Committee, CIBRC (2010-15).
- Director, Board of Directors, NSC, New Delhi, 2010-11.
- Chairman, Technical Committee of Central Seed Certification Board, 2010-11.
- Member, Board of Director of HLRDC, Chandigarh (2005-09).
- Member, Board of Management, IARI, New Delhi.
- Chairman, Central Fertilizer Committee (2010-11)
- Chairman (Acting), Protection of Plant Varieties and Farmers Rights Authority of India (2011).