00689cam a22002537a 4500003000500000005001700005008004100022010001000063011001000073020001500083035001000098040000900108082002000117110000800137245010800145260002400253300001000277490002600287650001800313650002900331700002200360700002700382830002600409CHAP20220817043618.0000207s1999 it rn 00010 eng d a79770 a80742 a9251043086 a91196 cCHAP04a631.7bF3y v.582 aFAO10aTransfer of irrigation management services :bguidelinesc/by Douglas L. Vermillon and Juan A. Sagardoy aRome :bFAO,c1999. a98 p. 0aRiego y drenajev; 5814aIrrigación.14aPolítica hidráulica.0 aSagardoy, Juan A.0 aVermillion, Douglas L. 0aRiego y drenajev; 58