Parvez Arif

"Classification of SCARP Tubewells in the Data Base by Their Characteristics and Performance Record" 'Source Title' Proceedings of ISM/R Symposium, Lahore 11-13 April 1993 Volume 6 Parvez Arif 1993 A Database for Public Tubewells in Pakistan 'Source Title' Proceedings Irrigation Systems Management Research Symposium, Islamabad, November 12-14, 1990 Volume Vol.5 Parvez Arif 1990 Factors Associated with Deterioration of Public Tubewells in the Indus Plains 'Source Title' Proceedings Irrigation Systems Management Research Symposium, Islamabad, November 12-14, 1990 Volume Vol.5 Parvez Arif 1990