Symposium on Cropping Systems Research and Development for the Asian Rice Farmer. 

 - Los Baņos, Philippines :  International Rice Research Institute,  c1977. 
 - 454 pages :  Illustrations ;  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cropping System--Congresses.
<br/><br/><label>LC Class. No.: </label>MLCM 83/4852 (S)