Buduan, Ralph Recto C.  <br/><br/>
Potential toxicity of rice snail (viviparous sp.) collected in five selected municipalities in Ilocos Norte 
Ralph Recto C. Buduan  
 -  2010 
 - xi, 44 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 34