Villanueva, Josephine M. <br/><br/>
Growth performance of para rubber (Hevea brasiliensis (HBK) Muell.-Arg) seedlings using different kinds of fertilizer  [manuscript] 
Josephine M. Villanueva 
 - Magalang, Pampanga  Pampanga State Agricultural University  2018 
 - xv, 69 leaves + CD  28 cm