Agriculture Reference
In-Depth Information
per discharges of 1.41 and 1.71 l h -1 at 1.0 and 1.5 kg cm -2 system operating pressures
as compared to 0.94 l h -1 dripper discharge at 0.5 kg cm -2 system operating pressure.
Wetting front extended up to 15, 20, and 26 cm horizontally and 30, 30, and 24 cm and
extended vertically up to 0.94, 1.41, and 1.71 l h -1 dripper discharge at 0.5, 1.0, and
1.5 kg cm -2 system operating pressure, respectively, after 1 day of irrigation.
KEYWORDS
Drip irrigation
Dripper discharge
Dripper spacing
Emission rate
Indian Agricultural Research Institute
Indira Gandhi National Open University
India
Moisture distribution
Operating pressure
Rainfall
Soil water distribution
Spatial distribution
Surface irrigation
Temporal distribution
WAE, water application efficiency
WUE, water use efficiency
Wetting front
World population
REFERENCES
1. Ah Koon, P. D., Gregory, P. J., Bell, J. P. (1990). Influence of drip irrigation emission rate on
distribution and drainage of water beneath a sugar cane and a fallow plot. Agricultural Water
Management , 17:267-282.
2. Al-Qinna, M., Abu-Awwad, A. M. (2001). Wetting patterns under trickle source in arid soils
with surface crust. J. Agric. Engineering Res., 80(3):301-305.
3. Assouline, S. (2002). The effects of microdrip and conventional drip irrigation on water distri-
bution and uptake. Soil Sci. Soc. Am. J., 66:1630-1636.
4. Badr, M. A., Taalab, A. S. (2007). Effect of drip Irrigation and discharge rate on water and solute
dynamics in sandy soil and tomato Yield. Australian Journal of Basic and Applied Sciences ,
1(4):545-552.
5. Coelho, E. F., Or, D. (1999). Root distribution and water uptake patterns of corn under surface
and subsurface drip irrigation. Plant and Soil , 206:123-136.
6. Kumar, Mukesh. (2012). Dynamics of Nutrients Movement in Soil under Fertigation (Ph.D.
Thesis). Indian Agricultural Research Institute, New Delhi, pp. 157.
 
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