Hydrological techniques for upstream conservation / edited by S. H. Kunkle and J. L. Thames - Rome : Food and Agriculture Organization of the United Nations, 1976 - xi, 134 p. : ill. ; 27 cm. - FAO conservation guide ; no. 2 . ISBN: 9251001154 (pbk.) Subjects--Topical Terms: Stream conservationHydrology Dewey Class. No.: 333.72