Add 4 independent seed brands: Latham + Stine + 1st Choice + Burrus (+623 varieties) (#17)

Co-authored-by: claude <claude@jpaul.io> Co-committed-by: claude <claude@jpaul.io>
2026-06-04 21:58:07 -04:00
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+# LH 6146 TREC-NON RETURN
+
+- **Vendor:** Latham Hi-Tech Seeds (independent family-owned, Alexander, IA)
+- **Brand:** Latham Hi-Tech Seeds
+- **Crop:** Corn
+- **Relative maturity:** 111 days
+- **Trait(s):** Trecepta RIB
+- **Source:** https://www.lathamseeds.com/products/lh-6146-trec/
+- **Rating scale:** numeric ratings ~1-9 where LOWER = BETTER (1 = best / most tolerant / most resistant); confirmed by cross-referencing Product Overview prose vs values (top-rated stalks/roots cluster 1.0-1.5, weak traits 3.0-3.5, none approach 9). Categorical values pass through verbatim (SCN source 'PI 88788', Phytophthora 'Rps 1k', Anthracnose 'ASR', 'Medium Tall', 'Flex'). NA/blank = not rated.
+- **Service area:** Latham dealer network — Upper Midwest (IA/MN/WI/IL/ND/SD/NE)
+
+---
+
+_Widely adaptable East to West in or market area. More fixed ear type will show performance in high management fields. Very good greensnap tolerance. This is a Trecepeta trait hybrid adding Western Bean Cutworm and Black Cutworm plus other protection. Will dry down fast in fall but maintain plant integrity for excellent harvestability. Offers additional above ground insect protection._
+
+---
+
+## Agronomic Characteristics
+
+- **Emergence:** 2.0
+- **Flowering for Maturity:** Equal
+- **Early Vigor:** 2.0
+- **Stalk Strength:** 2.0
+- **Root Strength:** 2.0
+- **Stay Green:** 2.5
+- **Drydown:** 2.0
+- **Test Weight:** 2.0
+- **Drought Tolerance:** 2.5
+- **Herbicide Sensitivity:** None Known
+- **Suggested Population:** 30,000-36,000
+- **Corn-on-Corn:** 4.0
+- **Ear Height:** Medium HIgh
+- **Ear Type:** Semi-Determinate
+- **Number of Kernel Rows:** 16-18
+- **Cob Color:** Red
+- **Husk Cover:** Medium
+- **Shank Length:** Medium
+- **Leaf Angle:** Semi-Upright
+
+## Disease Ratings
+
+- **Goss’s Wilt:** 1.8
+- **Southern Leaf Blight:** 1.8
+- **Northern Leaf Blight:** 2.0
+- **Gray Leaf Spot:** 2.5