Field testing of a variable rate sprinkler and control system for site-specific water and nutrient application

Applied Engineering in Agriculture

Volumn 21, Issue 5, 2005, Pages 847-853

  King, Bradley A ^a   Wall, Richard W ^a   Kincaid, Dennis C ^b   Westermann, Dale T ^b  

^a UNIVERSITY OF IDAHO   (United States)

^b AGRICULTURAL RESEARCH SERVICE   (United States)

Author keywords

Center pivot; Chemigation; Site specific management; Uniformity

Indexed keywords

ALGORITHMS; DISTRIBUTED PARAMETER CONTROL SYSTEMS; NITROGEN; SPRINKLER SYSTEMS (IRRIGATION); WATER;

CENTER PIVOT; CHEMIGATION; SITE SPECIFIC MANAGEMENT; UNIFORMITY TESTING;

IRRIGATION;

EID: 27844444720     PISSN: 08838542     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (10)

1. ASAE Standards, 50th ed. 2003. S436.1 Test procedure for determining the uniformity of water distribution from center pivot and lateral move irrigation machines equipped with spray or sprinkler nozzles. St. Joseph, Mich.: ASAE.
2. Evans, R. G., S. Hans, M. W. Kroeger, and S. M. Schneider. 1996. Precision center pivot irrigation for efficient use of water and nitrogen. In Proc. 3rd Intl. Conf. on Precision Agriculture, eds. P. C. Robert, R. H. Rust, and W. E. Larson, 75-84. Madison, Wis.: ASA.
3. Fraisse, C. W., D. F. Heerman, and H. R. Duke. 1995. Simulation of variable water application with linear-move irrigation systems. Transactions of the ASAE 38(5): 1371-1376.
4. Harting, G. B. 1999. As the pivot turns. Resource 6(4): 13-14.
5. King, B. A., J. C. Stark, I. R. McCann, and D. T. Westermann. 1996. Spatially varied nitrogen application through a center pivot irrigation system. In Proc. 3rd Intl. Conf. on Precision Agriculture, eds. P. C. Robert, R. H. Rust, and W. R Larson, 85-94. Madison, Wis.: ASA.
6. King, B. A., and R. W. Wall. 1998. Supervisory control and data acquisition system for site-specific center pivot irrigation. Applied Engineering in Agriculture 14(2): 135-144.
7. King, B. A., and D. C. Kincaid. 2004. A variable flow rate sprinkler for site-specific irrigation management. Applied Engineering in Agriculture 20(6): 765-770.
8. Sadler, E. J., C. R. Camp, D. E. Evans, and L. J. Ursey. 1996. A site-specific center pivot irrigation system for highly-variable coastal plain soils. In Proc. 3rd Intl. Conf. on Precission Agriculture, eds. P. C. Robert, R. H. Rust, and W. E. Larson, 827-834. Madison, Wis.: ASA.
9. Perry, C., S. Pocknee, and O. Hansen. 2003. Variable-rate irrigation. Resource 10(1): 11-12.
10. Wright, J. L. 1982. New evapotranspiration crop coefficients. J. Irrigation and Drainage Div. ASCE 108(IR2):57-74.