The plant  the stem 

 - Rome  Food and Agriculture Organization of the United Nations  1970 
 - 18p.  21cm 
 - Better farming series 3 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIFE SCIENCES  BIOLOGY<br/>SPECIFIC PARTS OF AND PHYSIOLOGICAL SYSTEM IN PLANT
<br/><br/><label>Dewey Class. No.: </label>575.4  / PLA