Scherr, Sara J. <br/><br/>
Planning National Agroforestry Research:   guidelines for land use system description/ 
Sara J. Scherr 
 - International Council For Research In Agroforestry,  Nairobi Kenya :    [1987]. 
 - 74 pages 
<br/><br/><br/>Eng 
<br/><br/><label>LC Class. No.: </label>S494.5