Fertilizer and fertilizer management / 
The International Rice Research Institute 
 - Manila :  IRRI,  [Date of publication not identified] 
 -  illustrations ;  21 cm 
 - Rice Production Training Series .
 - Rice Production Training Series .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rice --Fertilizers and manures
<br/><br/><label>LC Class. No.: </label>S667.R5 F47