The rainwater-storage tanks were made of concrete casing pipe which were inexpensive cost and local availability. Two concrete cylinder tanks (0.95 m3 capacity, 1x1.2 m each), 1.9 m3 for 2 cylinders were used for each sub-plot.
The rainwater-storage tank were installed at the highest point of each selected sub-plot for which the water supplied to each fruit tree as drip irrigation is running down slope under gravitational force