Publication Information

Technical Information Series
1991-03-01 
TIS-22 
A progress review of Iowa's Agricultural-energy-environmental initiatives: nitrogen management in Iowa, G. R. Hallberg, C. K. Contant, C. A. Chase, G. A. Miller, M. D. Duffy, R. J. Killorn, R. D. Voss, A. M. Blackmer, S. C. Padgitt, J. R. DeWitt, J. B. Gulliford, D. A. Lindquist, L. W. Asell, D. R. Keeney, R. D. Libra, and K. D. Rex, 1991, 29 p., 9 figs., 10 tables. 
 
 
$1.50 
$1.50 

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