Canny, M. J. <br/><br/>
Phloem translocation 

 - Cambrigde  Cambridge University Press  1973 
 - x,301p.  24cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant translocation
<br/><br/><label>LC Class. No.: </label>QK871.C35