Constraints to high yields on Asian rice farms :  an interim report 

 - Philippines :  The International Rice Research Institute,  1977 
 - v, 235 pages :  no illustrations ;  23 cm 
<br/><br/>Includes bibliographical references  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rice --yields --Asia
<br/><br/><label>LC Class. No.: </label>SB191.R5 C66