000			01594nam a22002537a 4500
003			OSt
005			20240207175042.0
008			211116b ||||| |||| 00| 0 eng d
020			_a033344597x
020			_a2871050074
040			_aBUL _beng _cBUL _dBUL _erda
082			_220 _a333.9100913 _bCHL
100			_aChleq, Jean-Louis
245			_aVanishing land water : _bsoil and water conversation / _cby Jean-louis Chleq and Hugues Dupriez
260			_aLondon : _bMacmillan publisher, _cc1988.
300			_avi, 117 p. : _bill. ; _c28cm.
440			_aland and life
500			_aContents Part I: Vanishing land and water Chapter 1 : Where does water come from? Where does it go? Chapter 2 :Where does soil come from? Part II:Soil erosion by rain water Chapter 3: Erosion mechanism Chapter 4:Causes and consequences of soil erosion Part III :Fighting erosion to save villages Chapter 5:Eliminating run off in fields Chapter 6:Eliminating gullies and small streams Part IV: Extracting waters from the ground Chapter 7: Wells and bores in general Chapter 8: Sinking a well and its intake Chapter 9: Bores Chapter 10:Water lifting and the layout of a wellhead Part V: Surface water storage Part VII: Organizing for action
504			_aIncludes bibliographical references and index
650			_asoil conservation
700			_aDupriez, Hugues
942			_2ddc _cBO _h333.910013 _i1 _kCHL _m333.9100913 CHL
999			_c7767 _d7767