Roder, Walter. <br/><br/>
Slash-and-burn rice systems in the hills of Northern Lao PDR :  description, challenges, and opportunities / 

 - [Los Baņos] :  International Rice Research Institute,  2001. 
 - vi, 201 p. :  ill., map ;  28 cm. 
<br/><br/><label>ISBN: </label>9712201538 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Upland rice<br/>Shifting cultivation
<br/><br/><label>Dewey Class. No.: </label>633 INT 2001 A052 Or.