Welcome to the MICHIGAN CORN PERFORMANCE TRIALS website.
Corn performance trials are conducted annually to provide farmers, extension personnel, and private seed companies with agronomic information on corn hybrids submitted by private seed companies.
The 2020 Michigan Corn Hybrids Compared will be published as the Michigan State University Extension Bulletin E-431. Click on the bulletin cover above to download the complete 2020 bulletin.
Links to the 2020 yield data are posted below by zone and trial.
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2020 Corn Silage Yield Data |
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| Zone 1 Silage | Branch, Lenawee & Wood (Ohio) Counties | ||
| 110 Day and Earlier | |||
| 111 Day and Later | |||
| Zone 2 / 3 Silage | Huron, Ingham & Ottawa Counties | ||
| 104 Day and Earlier | |||
| 105 Day and Later | |||
| Zone 4 Silage | Iosco, Osceola & Presque Isle Counties | ||
| 97 Day and Earlier | Osceola dropped due to Covid-19 | ||
| 98 Day and Later | |||
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2020 Corn Grain Data
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| Zone 1 Grain | Branch, Cass & Lenawee Counties | ||
| 107 Day and Earlier | Cass dropped due to Covid-19 | ||
| 108 Day and Later | |||
| Zone 2 Grain | Ingham, Ottawa & Saginaw Counties | ||
| 101 Day and Earlier | Saginaw dropped due to Covid-19 | ||
| 102 Day and Later | Ottawa includes Tar Spot ratings | ||
| Zone 3 Grain | Huron, Mason & Montcalm Counties | ||
| 97 Day and Earlier | Mason dropped due to Covid-19 | ||
| 98 Day and Later | |||
| Zone 4 Grain | Iosco, Osceola & Presque Isle Counties | ||
| 89 Day and Earlier | Osceola dropped due to Covid-19 | ||
| 90 Day and Earlier | |||
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2020 Conventional Corn Grain Data |
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| Zone 2 / 3 Grain | Ingham, Montcalm & Saginaw Counties | ||
| 101 Day and Earlier | Saginaw dropped Due to Covid-19 | ||
| 102 Day and Later | |||