Determination of the optimum combination of water management systems in areas with a microrelief 
by a working party of the Institute for Land and Water Management Research 
 - Wageningen  Institute for Land and Water Management Research  1968 
 - 188 p., [1] h. pleg.  24 cm + 1 carpeta (map.) 
 - Technical bulletin / Institute for Land and Water Management Research  56 .
 - Technical bulletin / Institute for Land and Water Management Research .
<br/><br/> Contiene una carpeta con mapas por capítulos 
<br/><br/> Contiene: Maps of chapter I : Subsurface geological conditions and the effect of faulting on the piezometric level / N.A. de Ridder -- Maps of chapter II : The configuration of the groundwater table / J. Bon -- Maps of chapter III : Some hydrological properties of the geological formations / N.A. Ridder -- Maps of chapter V : The influence of a rise of the groundwater table on crop yield / J. Bon 
<br/><br/><label>Subjects--Index Terms: </label>Hidrologia Suelos agricolas Aguas subterraneas Suelo Conservacion de aguas