Abeyratne, Fredrick  <br/><br/>
Shifting farming   towards stabllity    a study of four rainfed farming systems in Sri Lanka  

 - Colombo  Agrarian Research and Training Institute  1986 
 - vii,148p.  29cm 
 - Research study No. 66 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>CULTIVATION AND HARVESTING<br/>REDUCED CULTIVATION METHODS<br/>SPECIAL METHODS OF CULTIVATION
<br/><br/><label>Dewey Class. No.: </label>631.5818  / ABE