Balanag, Mariel L. <br/><br/>
Improved water quality of Paoay lake using effective microorganism (EM) mudball with bokashi/ 
Mariel L. Balanag 
 - City of Batac:  MMSU,  2023. 
 - xiii, 72 leaves:  29 cm 
<br/><br/> UThesis (BS in Biology) 
<br/><br/>Bibliography: leaves 38-42