Baptista, Hazel C.  <br/><br/>
Effect of processed tomato effluent to the edaphic environment of the area, Sarrat, Ilocos Norte 
Hazel C. Baptista 
 -  2006 
 - xiv, [36] leaves   28 cm.  
<br/><br/> Thesis (BS Environmental Science) -- Mariano Marcos State University-College of Agriculture, Food and Sustainable Development, Batac City  
<br/><br/>Bibliography: leaf 23