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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

1.8 KiB

Corn yield trial — Mike Van Zee (Sully, IA, 2025)

  • Publisher: ProHarvest Seeds (cross-vendor plot report)
  • Crop: Corn
  • Year: 2025
  • Location: Sully, IA · Jasper County
  • Cooperator: Mike Van Zee
  • Company rep: Jake Ekstrand
  • Planted: 4/12/2025
  • Harvested: 10/4/2025
  • Previous crop: Soybeans
  • Row width: 30
  • Population: 34,000 seeds/acre
  • Tillage: No-Till
  • Irrigation: Non-Irrigated
  • Source PDF: https://proharvestseeds.com/wp-content/uploads/2025/10/Corn-Van-Zee-Sully-IA.pdf

Results (head-to-head)

Rank Brand Hybrid/Variety Trait Yield/Ac % H2O Test Wt +/- Ave
1 ProHarvest 86P55 TRERIB 278.53 11.7 59 56.3
2 ProHarvest 81P19 VT4PRIB 261.46 13.9 58 39.3
3 ProHarvest 84P41 PCE 242.87 12.1 61 20.7
4 ProHarvest 79P54 SSPRO 235.89 13.8 59 13.7
5 ProHarvest 83P17 PCE 233.43 13.3 56 11.2
6 ProHarvest 78P95 PCE 226.32 12.6 58 4.1
7 NuTech 70F6 V 217.51 12 58 -4.7
8 NuTech 70B4 AM 216.03 12.6 58 -6.2
9 NuTech 72C1 PCE 215.35 14.9 58 -6.8
10 ProHarvest 83P66 VT2PRIB 215.32 13.3 54 -6.9
11 ProHarvest 82P96 PCE 214.99 12.5 56 -7.2
12 NuTech 71A7 V 214.68 12.1 58 -7.5
12 NuTech 73B2 V 214.68 12.1 58 -7.5
13 NuTech 73J1 V 214.43 12.2 57 -7.8
14 ProHarvest 81P45 TRERIB 214.42 10.7 62 -7.8
15 ProHarvest 85P58 VT2PRIB 212.76 11.5 60 -9.4
16 NuTech 71B6 PCE 212.17 12.6 58 -10
17 ProHarvest 81P20 PCE 206.42 12.2 55 -15.8
18 NuTech 69C7 PCE 199.39 12 58 -22.8
19 NuTech 69B5 V 197.24 11.8 59 -25