Reduced nitrogen fertilization to corn following alfalfa in an irrigated semiarid environment  Recurso electrónico 
Sebantián Cela... [et al.] 
 - Agronomy Journal .
<br/><br/><br/>Requerimientos del sistema -- programa Adobe Acrobat 
<br/><br/><label>Subjects--Index Terms: </label>Fertirrigacion Aplicacion de abonos Nitrogeno Maiz Alfalfa