B. J. Barfield <br/><br/>
Modification of the arial environment of plants 

 - Michigan  American Society of Agricultural Engineers  1979 
 - 538p 
<br/><br/>B. J. Barfield & J. F. Gerber: Modification of the arial environment of plants.  Michigan.  American Society of Agricultural Engineers, 1979. 0-916-150-15-1--(581.52BAR)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>0-916-150-15-1 
<br/><br/><label>Dewey Class. No.: </label>581.52  / BAR