Catayong, Marvin Y. <br/><br/>
Growth and yield performance of hybrid corn (Zea mays L.)as influenced by different sources of fertilizer  [manuscript] / 
Marvin Y. Catayong. 
 - Magalang, Pampanga :  Pampanga State Agricultural University,  2017. 
 - xiv, 50 pages ;  28 cm. with CD.