Files
seed-mcp/corpus/first_choice/firstchoice-fb-4533-en.md
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claude 9600235466 Add 4 independent seed brands: Latham, Stine, 1st Choice, Burrus (+623 varieties)
Four independent regional brands across IA/IN/IL (variety-identity sources,
each parsed into structured characteristics_groups so ratings embed):

- latham (264: 155 corn + 109 soy) — Latham Hi-Tech Seeds, Alexander IA.
  WordPress REST enum (/wp-json/wp/v2/varieties) + /products/<slug>/ detail
  HTML. Scale 1-9 LOWER=better (reversed, like NK/AgriPro).
- stine (217: 58 corn + 159 soy) — Stine Seed, Adel IA (largest US
  independent). sitemap enum + /{crop}/traits/<slug>/<code>/ detail HTML.
  Corn 1-9 (9=best); soy qualitative.
- first_choice (78: 52 corn + 22 soy + 4 wheat) — 1st Choice Seeds,
  Rushville IN (employee-owned). Per-crop sitemap -> detail HTML. Scale
  0-10 higher=better. ~40 older corn pages thin at source; wheat
  identity-only.
- burrus (64: 38 corn + 26 soy) — Burrus Seed, Arenzville IL. Seedware
  JSON API. Scale 1-10 (10=best). Brands Burrus/Power Plus/DONMARIO.
  robots ai-train=no + named-bot blocks; operator opted in, scraper uses a
  non-blacklisted UA + honors Crawl-delay 10.

All 623 validated through rag.chunk.chunks_from_variety (0 errors; 6
identity-only pages from source gaps). No chunk.py change needed (identity
sources auto-route to chunks_from_variety).

Docs:
- sources.json: 4 entries + Hoegemeyer added to _excluded_sources. The
  Corteva ToU (shared across pioneer.com / hoegemeyer.com / therightseed.com
  / corteva.com + the Vylor spinoff) bans scrapers + competitive use, so the
  whole Corteva family is one excluded ToU domain.
- docs_mcp/lessons.md: rating-scales updated with all 4 directions +
  an explicit cross-vendor warning (Latham 1=best vs Stine/Burrus higher=best
  — never compare raw numbers without _scale_direction).
- README + CLAUDE corpus inventory: now 2,268 variety + 6,787 trial records.

CI rebuilds the index from the committed corpus.
2026-06-04 21:57:30 -04:00

1021 B

FB 4533 EN

  • Vendor: 1st Choice Seeds (independent, employee-owned)
  • Brand: 1st Choice Seeds
  • Crop: Soybeans
  • Maturity group: 4.5
  • Trait(s): Enlist E3 (EN)
  • Source: https://www.1stchoiceseeds.com/soybeans/fb-4533-en/
  • Rating scale: 0-10, higher = better (legend: 0-4 Below Average, 5 Average, 6 Good, 7 Very Good, 8 Excellent, 9-10 Superior); 1st Choice publishes the qualitative word in HTML (the numeric bar is d3-rendered, not in markup); blank/NA = not rated
  • Service area: 1st Choice Seeds dealer network — Eastern Corn Belt (IN/OH/KY/TN), Rushville, IN

Fantastic eastern movement


Field Notes

  • Fantastic eastern movement
  • Widely adaptable across soils types
  • Tall plant type best suited for narrow rows
  • Rps 1k for PRR

Agronomic Characteristics

  • Maturity Group: 4.5
  • Plant Type: Semi-Bush
  • Plant Height: Tall
  • PRR Gene: Rps 1k
  • Flower Color: Purple
  • Pubescence: Light Tawny
  • Pod: Brown
  • Hilum: Black