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 — Lynn Tryon (Morrisonville, IL, 2024)
+
+- **Publisher:** ProHarvest Seeds (cross-vendor plot report)
+- **Crop:** Corn
+- **Year:** 2024
+- **Location:** Morrisonville, IL · Christian County
+- **Cooperator:** Lynn Tryon
+- **Company rep:** Keith Knapp
+- **Planted:** 4/22/2024
+- **Harvested:** 9/26/2024
+- **Previous crop:** Soybeans
+- **Row width:** 30
+- **Population:** 35,000 seeds/acre
+- **Tillage:** Conventional
+- **Irrigation:** Non-Irrigated
+- **Fungicide:** Yes
+- **Source PDF:** https://proharvestseeds.com/wp-content/uploads/2024/11/Corn-Morrisonville-IL-62546.pdf
+
+---
+
+## Results (head-to-head)
+
+| Rank | Brand | Hybrid/Variety | Trait | Yield/Ac | % H2O | Test Wt | +/- Ave |
+|---|---|---|---|---|---|---|---|
+| 1 | ProHarvest | 83P66 | VT2PRIB | 269.86 | 17.4 | 56.9 | 19.2 |
+| 2 | ProHarvest | 83P48 | SSPRO | 259.52 | 18.4 | 60.3 | 8.8 |
+| 3 | AgriGold | A645-16 | VT2PRIB | 258.11 | 18.4 | 55.6 | 7.4 |
+| 4 | ProHarvest | 84P30 | AA | 257.55 | 18.8 | 59.4 | 6.9 |
+| 5 | ProHarvest | 83P33 | DGVT2PRIB | 256.26 | 17.4 | 59.5 | 5.6 |
+| 6 | ProHarvest | 83P17 | PCE | 245.98 | 18.9 | 55 | -4.7 |
+| 7 | ProHarvest | 82P68 | SSPRO | 242.36 | 18.7 | 56 | -8.3 |
+| 8 | ProHarvest | 84P78 | TRERIB | 239.18 | 18.1 | 56.4 | -11.5 |
+| 9 | ProHarvest | 85P58 | SSRIB | 227.39 | 18 | 60 | -23.3 |