Flowers, J. F. <br/><br/>
The cone and barrel-ring scarifiers 
/por J.F. Flowers 
 - Toronto, Can. :  Department of Lands and Forests,  1968 
 - 6 h. :  ilus. 
 - Silvicultural notes.  ; 11 .
 - Silvicultural notes.  Silviculture section. Timber branch  ; 11 .
<br/><br/><label>LCCN: </label>103285 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Maquinaria agrícola.