International Rice Research Institute <br/><br/>
Rice in crucial environments 

 - Manila  International Rice Research institute  1993 
 - 63p 
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>971-22-0044-2 
<br/><br/><label>Dewey Class. No.: </label>633.18  / IRRI