ASSESSMENT OF EFFECTIVENESS OF SHALLOW TUBEWELL IRRIGATION IN DHANUSHA DISTRICT, NEPAL

A survey entitled “Assessment of effectiveness of Shallow tubewell irrigation in Dhanusha district” was carried to seek the status of Shallow tubewell irrigation and its effectiveness in agriculture. A total of 30 respondents were selected on the basis of simple random sampling method who uses shallow tubewell for irrigation. Major occupation of 77% of population of survey area was agriculture and about 73% of households were doing rainfed agriculture before installation of shallow tubewell. A total of 201.23 bigha of land was irrigated and 250 families were benefited from shallow tubewell irrigation. The area under cultivation and production of crops was also found to be increased after installation of shallow tubewell. The average annual production of cereals and vegetables after use of shallow tubewell was 6.01 ton and 1.08 ton respectively. The monoculture system of cropping was changed to multiple cropping system after installing shallow tubewell. Farmers now cultivated 1-5 types of crops before which 1-2 types before shallow tubewell irrigation. Rice, wheat and vegetables were cultivated in 1258 katha, 582 katha and 32 katha of land respectively before installing shallow tubewell but after installation cultivated in 1330 katha, 697 katha and 232 katha of land respectively. Similarly, productivity of rice. increased from 95.96 to 142.08 ton, wheat from 29.98 to 46.67 ton and vegetables from 7.52 to 27.9 ton after use of shallow tubewell irrigation. Poor supply of electricity was the major problem with the index value of 0.89 followed by canal problems.