Posted 10/18/2007 20:42 (#222368 - in reply to #222302) Subject: Re: Agronomists, is nitrogen all the same?
South-central Nebraska
I feel that corn on corn either needs fall applied NH3 or a good amount of early N in the spring due the extra trash and microbial activity to convert N to a usable form. Corn on corn seems to benefit most from a later N application in addition than a corn/bean rotated field.