Borlaug, Norman Ernest. <br/><br/>
Basic concepts which influence the choice of methods use in breeding for disease resistance in cross-pollinated and self-pollinated crop palnts 

 - (s.l.) :  (s.e.),  (s.a.) 
 - 32 h. 
<br/><br/><label>LCCN: </label>21250 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cultivos--Mejoramiento.<br/>Plantas--Resistencia a enfermedades.<br/>Polen.