1. FAO Irrigation and Drainage Paper No. 56;Allen,1998
2. The Distribution and Effectiveness of the Roots of Tree Crops;Atkinson,1980
3. Practical Manual on Measurement of Soil Physical Properties;Bandyopadhyay,2012
4. Studies on the Movement of Soil Moisture;Buckingham,1907
5. CS616 and CS625 Water Content Reflectometers;Campbellscientific,2002