John W. Gowen <br/><br/>
Heterosis  A Record of Researches Directed Toward Explaining and Utilizing the Vigor of hybrids 

 - New York  Hafner Publishing Company  1964 
 - ix,552 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nutrition
<br/><br/><label>Dewey Class. No.: </label>636.082/G7477H