TY - BOOK AU - Riddell, P.J. TI - Rehabilitation of irrigated agriculture in Afghanistan's Arghandab and Helmand valleys : report on project identification mission / by P.J. Riddell U1 - Pamphlet HD 1741 .A332 .R53 /1992 CY - Aylesbury, England : Mercy Corps International, USAID, 1992. KW - Hilmand Valley – Planning. KW - Irrigation – Afghanistan – Hilmand KW - Irrigation canals and flumes – Afghanistan – Hilmand KW - Water – Afghanistan – Hilmand – Distribution. KW - Water resources development – Afghanistan – Hilmand UR - http://dx.doi.org/10.2458/azu_acku_pamphlet_hd1741_a332_r53_1992 ER -