TY  - BOOK
AU  - Calumpit, Melinda G. 
TI  - 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
PY  - 2007///
N1  - Thesis (M.S. Agriculture-Crop Sci) -- Mariano Marcos State University, Laoag City; 69-70 leaves
ER  -