Byerlee, Derek. <br/><br/>
Reconciling conflicts in sequential cropping patterns through plant breeding ; the example of cotton and wheat in Pakistan's Punjab 

<br/><br/> Sobretiro de : Agricultural Systems 24 : 291-304, 1987 
<br/><br/><label>LCCN: </label>26337 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algodon--Mejoramiento.<br/>Rotación de cultivos.<br/>Trigo--Mejoramiento.