Introduction and effects of high-yielding varieties of rice in the Philippines. 

 - Rome :  FAO ,  1971 
 - viii, 47p. :  ill. ;  32 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rice<br/>Philippines<br/>Varieties
<br/><br/><label>Dewey Class. No.: </label>633.18  / FAO