Singh, O.P., Kaledhonkar, M.J., Ambast, S.K., Verma, A.K., Rani, M., Tyagi, K.C. and Tyagi, N.K. 2002.  Feasibility studies on artificial groundwater recharge in northeast Haryana, Bulletin No. 1/2002, Central Soil Salinity Research Institute, Karnal (Haryana), India, p. 66.

Rao, G.G., Nayak, A.K., Chinchmalapture, A.R., Singh, R. and Tyagi, N.K. 2001. Resource characterisation and management options for salt affected black soils of agro-ecological region V of Gujarat State. Technical Bulletin 1/2001, Central Soil Salinity Research Institute, Regional Research Station, Anand, p. 83.

Tyagi, N.K., Sharma, D.K. and Luthra, S.K. 2000. Evapotranspiration and crop coefficients: measurement and computation for crop water requirements, Bulletin No. 1/2000, Central Soil Salinity Research Institute, Karnal, p. 36.

Minhas, P.S. and Tyagi, N.K. 1998.  Guidelines for irrigation with saline and alkali waters. Bull. No. 1/98, Central Soil Salinity Research Institute, Karnal, p. 35.

Singh, Gurbachan, Gupta, S.K., Sharma, D.P. and Tyagi, N.K. 1998. Reclamation and management of salt-affected soils. Technical Bulletin prepared for the Ministry of Rural Development, Government of India, New Delhi, p. 66.

Tyagi N.K., Gupta S.K. and Datta, K.K. 1997. Rural development through alkali land reclamation:  The Gurusikaran model, Central Soil Salinity Research Institute Karnal - Action for Food Production, New Delhi, p: 34.

Tyagi, N.K., Srinivaslu, A. and Kumar, Ambrish and Tyagi, K.C. 1995. Conjunctive use of water resources: Hydraulic and economic optimization, Central Soil Salinity Research Institute, Karnal, Bulletin No. 6/95, p.86.

Tyagi, N.K., Bhirud, S., Kaushal, R.K., Ambast, S. and Mishra, A.R. 1995. Improving canal water delivery performance: Some approaches. Central Board of Irrigation and Power, New Delhi, Publication No. 246 p.69.

Tyagi, N.K., Tyagi, K.C. and Pillai, N.N. 1992. A framework for planning irrigation system improvements for salinity control. Central Board of Irrigation and Power, New Delhi, Publication No. 229 p.90.

Nayak, A.K., Chinchmalatpure, Anil R., Khandelwal, M.K., Rao, G. Gururaja and Tyagi, N.K. 2004. Soil and Water Resources and Management Options for the Bara Tract under Sardar Sarovar Canal Command: A Critical Appraisal; Central Soil Salinity Research Institute, Regional Research Station, Bharuch, Gujarat. Status Paper 1, p. 15.

Tyagi, N.K., Sakthivadivel, R., Sharma, D.K., Ambast, S.K., Agrawal, A. 2003. Farmers Decision Making in Irrigation Commands: The Need and Scope for Improvement. CSSRI Synthesis Paper 1. p.11.

Tyagi, N .K. and Singh R.K 2009. Improving Food and Livelihood Security through Sodic Land Reclamation in Uttar Pradesh, India: a Case Study. Technical Report prepared for International Food Policy Research Institute, Washington, D.C.