Agronomy abstracts. 

 - Wisconsin :  American Society of Agronomy,  c1984. 
 - 238 pages :  Illustrations ;  27 cm. 
<br/><br/> Seventy sixth Annual meeting of the American Society of Agronomy, Crop Science Society of America &Soil Science of America held at Las Vegas, Nevada on November 25-30, 1984.