Ladha, J.K. (ed.) <br/><br/>
Green Manure Production Systems for Asian Ricelands 

 - Loss Banos, Laguna, Philippines  Interational Rice Research Inatitute  1994 
 -  p.194.:pic.:ill.:map. 
<br/><br/><label>ISBN: </label>9712200604 
<br/><br/><label>Universal Decimal Class. No.: </label>633.18  / DOA