Andres, Arthor I.  <br/><br/>
Effects of site preparation methods and weeding frequency on the plantation performance of tubang-bakod (Jatropha curcas L.)  
Arthor I. Andres  
 -  2008  
 - x, 41 leaves   28 cm. 
<br/><br/> Thesis (BS Forestry) -- Mariano Marcos State University-College of Agriculture & Forestry, Batac City  
<br/><br/>Bibliography: leaves 30-31