Ignacio, Christian Dick D. <br/><br/>
Ecophysiological and cytophatological impact of poultry litter ash (PLA) to Paramecium caudatum / 
Christian Dick D. Ignacio 
 -  2013. 
 - xv, 59 leaves, 24 plates ;  color ;  28 cm. 
<br/><br/> Thesis (BS Biology) -- Mariano Marcos State University - College of Arts & Sciences, City of Batac, 2013.<br/> 
<br/><br/>Bibliography : leaves