James, L. G. 1988 Principal of Farm irrigation system Design. New York: Wiley
Dasberg, S, Bresler, E 1985 Drip irrigation manual.
Nakayama, F.S: Bucks, D.A ed 1986 Trickle irrigation for crop production: design operation and management. Elsevier Amsterdam Netherlands. Development in Agricultural Engineering.
Keller, J, Bliesner, R.D. 1990 Sprinkle and Trickle Irrigation. Van No strand Reinhold New York, NY, USA.
Chaudhry, M.A and Ali, M. 1989. Economic Returns to Operation and Maintenance Expenditure in different Components of the Irrigated System in Pakistan.
American Society of Agricultural Engineers Standards- ASAE S330.1, Procedure for sprinkler Distribution Testing for Research Purpose. 1985. USA
Christiansen, J.E. 1942. Irrigation by Sprinkling California Agricultural Experimental station. Bulletin 670. University of California, Berkeley, USA.
Dasberg, S, Bresler, E 1985 Drip irrigation manual.
Nakayama, F.S: Bucks, D.A ed 1986 Trickle irrigation for crop production: design operation and management. Elsevier Amsterdam Netherlands. Development in Agricultural Engineering.
Keller, J, Bliesner, R.D. 1990 Sprinkle and Trickle Irrigation. Van No strand Reinhold New York, NY, USA.
Chaudhry, M.A and Ali, M. 1989. Economic Returns to Operation and Maintenance Expenditure in different Components of the Irrigated System in Pakistan.
American Society of Agricultural Engineers Standards- ASAE S330.1, Procedure for sprinkler Distribution Testing for Research Purpose. 1985. USA
Christiansen, J.E. 1942. Irrigation by Sprinkling California Agricultural Experimental station. Bulletin 670. University of California, Berkeley, USA.
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