2021 Orthman Research Yield Book

32

between the two treatments because of the excellent grain filling conditions. This is how corn can cover up some of our mistakes that we make during the growing season. The fact is that yield was still positive when a starter was used resulting in more yield with the starter and as stated starter fertilizer generally pays for itself eight to nine times out of every ten years.

P1082

Starter Check No Starter No Starter

% Mosture Test weight Yield 15.0%

19.1 57.1

18.1 56.9

18.4 56.8

306.1

300.8

298.9

Difference from check Product Cost $/ac

5.3

7.2

$ $ $

38.44

38.44 $

Grain Price

5.08

$

5.08

Revenu Change

27.15

$36.40

Net Revenue

-$11.29 -$2.04

% ROI

-29

-5

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