# 2025 South Dakota Winter Wheat Summary, Three-Year Data

- **Source:** AgriPro (Syngenta) regional trial PDF
- **Vendor:** Syngenta
- **Brand:** AgriPro
- **Crop:** Wheat
- **Data type:** trial
- **Year:** 2025
- **PDF:** https://agriprowheat.com/sites/default/files/2025-08/South%20Dakota%202025.pdf
- **Index page:** https://agriprowheat.com/trials-data
- **Varieties listed:** AP Prolific, AP Sunbird, AP Bigfoot, SY, SY Wolverine, SY WOLF, SY Monument, AP Clair, AP Solid, LCS Helix AX

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## Trial data (verbatim from PDF)

```
2025 South Dakota Winter Wheat Summary, Three-Year Data
Syngenta Commercial Variety Wheat Performance Test, 2023-2025
3-Yr Combined 2-Yr Combined Combined Agar, Presho,
Variety (2023-2025) (2024-2025) (2025) SD SD
Hard Winter Wheat Yield TWT Yield TWT Yield TWT Yield Yield
Bu/A Lb/Bu Bu/A Lb/Bu Bu/A Lb/Bu Bu/A Bu/A
AP18 AX 57.3 59.3 64.7 58.6 57.2 54.2 52.5 61.9
AP24 AX 56.8 59.0 64.2 57.8 61.2 53.9 59.9 62.5
AP Prolific 56.1 59.5 62.9 58.8 58.6 54.6 56.1 61.1
AP Sunbird 55.9 59.5 58.5 59.1 58.4 56.1 56.8 59.9
AP Bigfoot 55.6 59.6 62.9 58.9 64.1 55.9 62.2 66.1
SY 517 CL2 52.5 60.8 56.6 60.3 59.9 57.8 60.0 59.7
SY Wolverine 52.3 58.5 56.9 58.5 53.5 55.4 47.5 59.5
SY WOLF 51.4 59.1 55.5 57.9 53.5 53.7 49.4 57.6
SY Monument 50.1 57.3 56.1 55.9 56.6 51.9 54.7 58.6
AP Clair 49.2 59.7 57.8 59.5 52.9 56.2 50.6 55.1
AP Solid 54.7 56.8 47.8 61.7
WB4422 58.2 59.9 63.8 58.4 65.3 55.5 63.5 67.1
LCS Helix AX 57.2 61.1 66.0 60.6 65.2 57.9 65.0 65.3
Winner 56.5 60.5 66.7 59.7 65.9 57.0 68.7 63.1
SD Andes 55.7 60.6 60.9 59.8 54.2 55.8 50.3 58.1
SD Midland 54.6 59.8 59.4 58.7 54.4 54.1 49.7 59.0
Kivari AX 54.3 56.8 50.7 53.2 44.5 56.9
SD Pheasant 54.1 56.4 49.7 58.5
Mean General 54.6 59.6 60.4 58.5 57.7 55.2 55.2 60.3
LSD General (5%) EE 5.4 1.2 7.7 1.5 7.4 1.8 13.0 6.1
CV (Effective) 10.3 1.8 8.7 1.9 11.2 2.0 14.3 6.2
Boldfaced numbers are within confidence interval at specific locations and combined years of yield data.
Locations
2023 — Hayes and Ideal, SD
2024 — Hayes and Ideal, SD
2025 — Agar and Presho, SD
© 2025 Syngenta. All rights reserved. Reproduction expressly prohibited without written permission. Some or all of the varieties may be protected under one or more of the following: Plant Variety Protection, United
States Plant Patents and/or Utility Patents and may not be propagated or reproduced without authorization. AgriPro® and the Syngenta logo are trademarks of a Syngenta Group Company.
```