WELZEL, G <br/><br/>
[Embryological and genetic studies on pollen-sterile mutants of Petunia].  [electronic resource] 

 -  Zeitschrift fur induktive Abstammungs- und Vererbungslehre  1954 
 - 35-53 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0372-901X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Flowers<br/>Petunia<br/>Pollen