Soil Organic matter dynamics and sustainability of tropical agriculture 
edited by K. Mulongoy and R. Merckx 
 - Chichester  John Wiley  1993 
 - 392p. 
<br/><br/><label>ISBN: </label>0471939153 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture --Tropics<br/>Soil science<br/>Soils --Tropics
<br/><br/><label>Dewey Class. No.: </label>Z21 M918