Bidwell, R G S <br/><br/>
Plant physiology 

 - 2 
 -  MacMillan Publishing Co. Inc., New York  1979 
 - 643 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant physiology; Botany
<br/><br/><label>Dewey Class. No.: </label>PG 581.1  BID-P2