Add ProHarvest Seeds: 119 varieties + 161 cross-vendor plot reports (#16)

Co-authored-by: claude <claude@jpaul.io> Co-committed-by: claude <claude@jpaul.io>
2026-06-04 21:05:30 -04:00
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+# Corn yield trial — A.J. Geer (Monroe, IA, 2025)
+
+- **Publisher:** ProHarvest Seeds (cross-vendor plot report)
+- **Crop:** Corn
+- **Year:** 2025
+- **Location:** Monroe, IA · Jasper County
+- **Cooperator:** A.J. Geer
+- **Company rep:** Jake Ekstrand
+- **Planted:** 4/14/2025
+- **Harvested:** 10/25/2025
+- **Previous crop:** Soybeans
+- **Row width:** 30
+- **Population:** 35,000 seeds/acre
+- **Tillage:** No-Till
+- **Irrigation:** Non-Irrigated
+- **Source PDF:** https://proharvestseeds.com/wp-content/uploads/2025/10/Corn-Geer-Monroe-IA.pdf
+
+---
+
+## Results (head-to-head)
+
+| Rank | Brand | Hybrid/Variety | Trait | Yield/Ac | % H2O | Test Wt | +/- Ave |
+|---|---|---|---|---|---|---|---|
+| 1 | Renk | 8585 | TRE | 252.86 | 13.7 | 58.8 | 13.5 |
+| 2 | NuTech | 71B6 | PCE | 249.08 | 13.3 | 61.2 | 9.7 |
+| 3 | Renk | 889 | PCE | 246.37 | 12.6 | 59.6 | 7 |
+| 4 | NuTech | 71A7 | V | 245.67 | 13.1 | 62.5 | 6.3 |
+| 5 | ProHarvest | 83P48 | SSPRO | 245.53 | 13.5 | 60.8 | 6.1 |
+| 6 | NuTech | 73B2 | V | 244.96 | 13 | 59.8 | 5.6 |
+| 7 | NuTech | 69C7 | PCE | 244.1 | 12.9 | 61.8 | 4.7 |
+| 8 | ProHarvest | 84P41 | PCE | 241.44 | 14 | 58.3 | 2 |
+| 9 | ProHarvest | 83P66 | VT2PRIB | 240.29 | 13.3 | 60.4 | 0.9 |
+| 10 | Renk | RK825 | VT4P | 238.02 | 13.3 | 61.8 | -1.4 |
+| 11 | NuTech | 69F3 | V | 237.01 | 13.1 | 59.6 | -2.4 |
+| 12 | ProHarvest | 81P45 | TRERIB | 234.31 | 13.1 | 61 | -5.1 |
+| 13 | ProHarvest | 86P55 | TRERIB | 234.28 | 14 | 57.1 | -5.1 |
+| 14 | Renk | RK876 | VT2P | 231.18 | 14 | 58.9 | -8.2 |
+| 15 | Renk | RK800 | VT4PRO | 226.29 | 12.8 | 61.4 | -13.1 |
+| 16 | Renk | RK958 | VT2P | 219.15 | 13.2 | 59.8 | -20.3 |