Bernabe, Jocelyn A. <br/><br/>
Productivity nutrient use efficiency and energy utilization of yam bean (Pachybizus Erosus (L) Urban) genotypes in Ilocos Norte, Philippines  
Jocelyn A. Bernabe 
 -  2010 
 - xvii, 156 leaves   28 cm. 
<br/><br/> Thesis (Ph.D. in Agronomy) -- UP at Los Baņos, Laguna 
<br/><br/>Bibliography: leaves 120-127