TY - BOOK AU - Kunkle,S.H. AU - Thames,John L. TI - Hydrological techniques for upstream conservation T2 - FAO conservation guide SN - 9251001154 AV - TD388.5 .H93 U1 - 551.46 19 PY - 1976/// CY - Rome PB - Food and Agriculture Organization of the United Nations KW - Stream conservation KW - Hydrology N1 - Includes bibliographies ER -