Calumpit, Melinda G.  <br/><br/>
Comparative effects of different fertilizers on the growth and yield performance of promising rice (Oryza sativa L.) varieties grown in two locations of region I 
Melinda G. Calumpit 
 -  2007 
 - xxi, 109 leaves   28 cm. 
<br/><br/> Thesis (M.S. Agriculture-Crop Sci) -- Mariano Marcos State University, Laoag City 
<br/><br/>69-70 leaves