TONG SOKHOM ; តុង សុខុម <br/><br/>
Sustainability of adaptation of system of rice intensification in takeo province,  

 - Phnom Penh  RUA  2009 
 - xii ;76p.  ill.  29cm. 
<br/><br/><label>Dewey Class. No.: </label>MGR TON 2009 B398 Or.1