Woodruff, C. M. <br/><br/>
II nitrogen as a factor in corn production 

 - Columbia :  University of Missouri Agricultural Experiment Station,  1990 
 - 12 p.  ; gráfs. 
 - Research bulletin  ; 1068 .
 - Research bulletin  ; 1068 .
<br/><br/> D52-195 
<br/><br/><label>LCCN: </label>4112 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Maíz--Rendimiento.<br/>Nitrógeno--Efecto en maíz.