Biology in the 80's :  a lecture series for teachers in upper school / 
edited by W. J. Davies and D. G. Ayres 
 - Lancaster  University   1982 
 - v, 167p. :ill. ; 
<br/><br/><label>ISBN: </label>0901699888 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant physiology
<br/><br/><label>LC Class. No.: </label>QK711.B56 1982