On-Farm Starter Fertillizer Response in No-till Corn - return to article

Yield results for on-farm starter fertilizer experiments in no-till corn.
Year Cooperating Producer / County no starter low N / high P2O5 med N / med P2O5 N only other #1* other #2* LSD**
1996 Earl Borgman / Lafayette 170   190 189 184     6
1997 Earl Borgman / Lafayette 137   150 154 155     12
1997 Richard and Jim Elliot / Morgan 106   132 127 132 130 128 13
1998 Earl Borgman / Lafayette 130   140 139 134     9
1998 Richard and Jim Elliot / Morgan 141   138 149 150 143   5
1998 Eddie and John Hoff / Cooper 130   140 138 137 140 139 6
1998 Jim and Jerry Klasing / Saline 166*** 148 151 156     8
Average over 1st 6 sites 136    148 149 149     3
*all starter treatments listed as "other" had medium N & P2O5, plus additions as noted below
**least significant difference, statistically, at the 95% confidence level
† placed starter + 10-34-0 in-furrow
‡ starch mixed with starter fertilizer
plus about 3 lb S/acre
plus about 6 lb S/acre
***yield loss to starter appears to be associated with late application of Basis Gold

On-Farm Starter Fertillizer Response in No-till Corn - return to article