Romero Franco, Julio E. <br/><br/>
The use of exotic germ plasm for the development and improvement of maize hybrids 

 - Lincoln, Nebraska :  The author,  1965 
 - 50 h. 
<br/><br/> Thesis (Master of Science) -- University of Nebraska. Department of Agronomy 
<br/><br/><label>LCCN: </label>52133 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Germoplasma.<br/>Maíz--Híbridos.<br/>Maíz--Mejoramiento.