Rainfed rice research and development Sri Lanka 

 - Rome  UNDP  1989 
 - vi,32p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>AGRICULTURE<br/>CEREAL GRAINS<br/>FIELD CROPS
<br/><br/><label>Dewey Class. No.: </label>633.1809548  / R13