DeWalle, Foppe B <br/><br/>
Agriculture and the environment : minerals, manure and measures 
by F.B. de Walle, J. Sevenster 
 - Boston  Kluwer Academic Publishers  1998 
 - xii, 211 p. : ill., maps ; 25 cm 
<br/><br/> Includes bibliographical references (p. 204-206) and index 
<br/><br/><label>ISBN: </label>9780792347941 
<br/><br/><label>ISSN: </label>97031473 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural pollution - European Union Countries<br/>Agriculture and state<br/>Manures - Government policy<br/>Minerals in agriculture - Government policy<br/>Water quality - European Union countries
<br/><br/><label>Dewey Class. No.: </label>363.731 WAL