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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+# Soybean yield trial — Delturn Inc (Monticello, IA, 2024)
+
+- **Publisher:** ProHarvest Seeds (cross-vendor plot report)
+- **Crop:** Soybean
+- **Year:** 2024
+- **Location:** Monticello, IA · Jones County
+- **Cooperator:** Delturn Inc
+- **Company rep:** Jake Ekstrand
+- **Planted:** 5/15/2024
+- **Harvested:** 10/23/2024
+- **Previous crop:** Corn
+- **Row width:** 30
+- **Population:** 120,000 seeds/acre
+- **Tillage:** Conventional
+- **Irrigation:** Non-Irrigated
+- **Source PDF:** https://proharvestseeds.com/wp-content/uploads/2024/11/Soy-Steve-Doug-Turnis-Monticello-IA-52310.pdf
+
+---
+
+## Results (head-to-head)
+
+| Rank | Brand | Hybrid/Variety | Trait | Yield/Ac | % H2O | Test Wt | +/- Ave |
+|---|---|---|---|---|---|---|---|
+| 1 | Stine | 25EG23 | - | 91.48 | 7.1 | 60.5 | 8.7 |
+| 2 | ProHarvest | 25E35 | - | 87.32 | 7.6 | 61.7 | 4.6 |
+| 3 | Apex | AE2950 | - | 86.81 | 7.5 | 61 | 4.1 |
+| 4 | Apex | AE2440 | - | 85.99 | 7.5 | 63 | 3.2 |
+| 5 | Apex | AE2930 | - | 84.02 | 7.7 | 62.9 | 1.3 |
+| 6 | Apex | AE1940 | - | 83.25 | 7.3 | 60.3 | 0.5 |
+| 7 | Apex | AE2600 | - | 83.15 | 8 | 61 | 0.4 |
+| 8 | Apex | AE2940S | - | 82.58 | 7.3 | 61.4 | -0.2 |
+| 9 | Pioneer | P28Z89E | - | 78.22 | 7.5 | 60.9 | -4.5 |
+| 10 | Apex | AE2750 | - | 77.88 | 7.4 | 61.4 | -4.9 |
+| 11 | Apex | AE2220 | - | 76.22 | 7.7 | 62.7 | -6.5 |
+| 12 | Apex | AE2740 | - | 75.99 | 7.5 | 7.5 | -6.8 |