00646nam a22002177a 4500003000500000005001700005008004100022010001000063011001000073035001000083040000900093082001400102100002000116245006000136260003600196300001100232490005100243650004600294650003700340830005100377CHAP20220329134243.0971013s1980            r     00010     d  a17665  a18637  a22722  cCHAP  a628.1bB500aBiswas, Asit K.  aWater management for arid lands in developing countries  aOxford :bPergamon Press,c1980  a252 p.  aWater development, supply and managementv; 1314aAguaxAprovechamientoxRegiones áridas.14aIrrigaciónxRegiones áridas.0 aWater development, supply and managementv; 13