International Rice Research Institute <br/><br/>
IRRI's Training and Professional Advancement Programs 

 - Los Banos, Laguna, Philippines  International Rice Research Institute  1983 
 -  p.38.:col.pic.:ill. 
<br/><br/><label>ISBN: </label>971104112X 
<br/><br/><label>Universal Decimal Class. No.: </label>633.18  / DOA