TY  - BOOK
AU  - Bacnis, Leizel V. 
TI  - Pesticide residue analysis in selected vegetable growing areas of Santa Catalina, Ilocos Sur
PY  - 2008///
N1  - Thesis (BS Environmental Science) -- Mariano Marcos State University-College of Arts and Sciences, Batac City; Bibliography: leaf 27
ER  -