00380nam a2200133Ia 4500008004100000082001600041100002300057245003400080260003400114300000800148650004100156650003400197653001500231170901s1967    xx            000 0 und d  a631.7bC18W  aCantor, Leonard. M 0aWorld Geography of Irrigation  aLondonbOliver and Boydc1967  a252  aAgriculture and related technologies  aTechnology (Applied sciences)  aIrrigation