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seed-mcp/corpus/proharvest_plots/phpr-corn-2025-9892.md
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claude 89eea0f2b4 Add ProHarvest Seeds: 119 varieties + 161 cross-vendor plot reports
ProHarvest Seeds (independent Corn Belt brand, proharvestseeds.com) exposes
a public, no-auth WordPress REST API — cleaner ingestion than the HTML-only
independents. Two new sources:

- `proharvest` (variety identity, 119 row-crop varieties: 70 corn / 47 soy /
  2 wheat). Enumerated via /wp/v2/seed (seed-type taxonomy), agronomics
  parsed from each /seed/<slug>/ detail page into structured
  characteristics_groups so the ratings actually embed. Mixed scale: disease
  1-9 numeric (9=best, no flip), agronomic/general qualitative, soil HR/R.

- `proharvest_plots` (trials, data_type=trial, 161 plots, 2024+2025). Per-
  cooperator harvest reports via the custom /wp-json/proharvest/v1/plots?y=
  endpoint + PDF table extraction. Many are cross-vendor head-to-head
  (ProHarvest/Apex vs Pioneer/DEKALB/Becks/Channel/Wyffels). Handles ruled
  tables, unruled tables (text fallback; soy drops the Test-Wt column → 4 vs
  5 numerics), and off-template third-party reports (sanity-gated to verbatim
  so junk rows never ship). Image-only PDFs skipped + counted.

- rag/chunk.py: route proharvest_plots through the shared cross-vendor plot
  renderer (structured) / verbatim body (raw_text fallback).
- sources.json + lessons.md (rating-scales, trial-data).
- README/CLAUDE.md corpus inventory brought current (it had drifted: bayer
  931 not 475; ebberts/lg/agrigold were unlisted). New totals: 1,645 variety
  + 6,787 trial records.

robots.txt permissive (only search + /dealer-* disallowed); no ToS
automation clause. CI rebuilds the index from the committed corpus.
2026-06-04 21:04:33 -04:00

1.6 KiB

Corn yield trial — Nolan Good (Baring, MO, 2025)

  • Publisher: ProHarvest Seeds (cross-vendor plot report)
  • Crop: Corn
  • Year: 2025
  • Location: Baring, MO · Knox County
  • Cooperator: Nolan Good
  • Company rep: Jake Ekstrand
  • Planted: 5/10/2025
  • Harvested: 10/24/2025
  • Previous crop: Soybeans
  • Row width: 30
  • Population: 32,000 seeds/acre
  • Tillage: Conventional
  • Irrigation: Non-Irrigated
  • Source PDF: https://proharvestseeds.com/wp-content/uploads/2025/10/Corn-Good-Baring-MO.pdf

Results (head-to-head)

Rank Brand Hybrid/Variety Trait Yield/Ac % H2O Test Wt +/- Ave
1 ProHarvest 83P66 CONV 287.19 14.3 59.6 17
2 ProHarvest 84P78 CONV 278.6 13.4 60.6 8.4
3 ProHarvest 83P66 VT2PRIB 275.35 15 59.6 5.2
4 ProHarvest 81P19 VT4PRIB 274.54 14.8 60.7 4.4
5 ProHarvest 84P41 PCE 274.18 14.5 59.6 4
6 ProHarvest 86P55 TRERIB 271.76 15.3 56.8 1.6
7 ProHarvest 85P58 VT2PRIB 269.87 13 62.9 -0.3
8 ProHarvest 85P13 CONV 269.26 14.1 58.4 -0.9
9 ProHarvest 80P75 CONV 266.53 13.6 59.3 -3.6
10 ProHarvest 81P20 CONV 265.48 14.7 57.6 -4.7
11 ProHarvest 80P75 CONV 264.22 14 58.7 -5.9
12 ProHarvest 81P45 TRERIB 263.63 14.3 61 -6.5
13 ProHarvest 82P96 PCE 263.05 14.2 59.4 -7.1
14 ProHarvest 86P55 TRERIB 258.65 16.2 58 -11.5