00685cam a22002057a 4500003000500000005001700005008004100022010001000063011001000073020001500083035001000098040000900108082001400117110005000131245015800181260004800339300003900387650001800426650003500444CHAP20220329142036.0990414s1992 lk a r 00010 eng d a77471 a78443 a9290901446 a88374 cCHAP04a631.7bI62 aInternational Irrigation Management Institute10aAdvancements in IIMI's Research 1989-91 :ba selection of papers presented at internal program reviewsc/by International Irrigation Management Institute aColombo, Sri Lanka :bStamford Press,c1992 a267 p. :bgráfs., mapas, cuadros14aIrrigación.14aIrrigaciónxInvestigación.