Handbook of pure seed definitions / 
by Elizabeth M. Felfoldi. 
 - Zurich, Switzerland :  The International Seed Testing Association,  1987. 
 - v, 59 p.:  ill. ;  30 cm. 
<br/><br/> With illustrations 
<br/><br/>Includes  index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Seeds.
<br/><br/><label>LC Class. No.: </label>SB117  / H35 1987