Advances in soil organic matter research : the impact on agriculture and the environment 

 - Cambridge:  Royal Society of Chemistry,  1991 
 - ix, 400p. : ill., ; 23 cm 
<br/><br/><label>ISBN: </label>9780851863870 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Humus
<br/><br/><label>Dewey Class. No.: </label>631.417 WIL