Viability of seeds. 
Edited by E. H. Roberts. 
 - London,  Chapman and Hall  1972 [reprint 1977]. 
 - ix, 448 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>ISBN: </label>0412104806 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Seeds--Viability.
<br/><br/><label>Dewey Class. No.: </label>631.521  / VIA 1977