Elwell, Henry <br/><br/>
Natural pest & disease control 
Henry Elwell and Anita Maas 
 - Zimbabwe  The Natural Farming Network  1995 
 - 128 p. : ill. ; 25 cm. 
<br/><br/><label>ISBN: </label>0797414290 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pests--Control<br/>Plant diseases