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 5769 SS RIB-NON RETURN
+
+- **Vendor:** Latham Hi-Tech Seeds (independent family-owned, Alexander, IA)
+- **Brand:** Latham Hi-Tech Seeds
+- **Crop:** Corn
+- **Relative maturity:** 107 days
+- **Trait(s):** Smart Stax
+- **Source:** https://www.lathamseeds.com/products/lh-5769-ss-rib/
+- **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)
+
+---
+
+_LH 5769 SS offers a wide range of adaptability, east to west, with very good stalks and roots. It has excellent tolerance to Goss Wilt, good fall intactness and stay green. LH 5769 SS RIB has a flex ear with excellent test weight and grain quality. Performance will be best with medium to higher populations in any yield environment._
+
+---
+
+## Agronomic Characteristics
+
+- **Flowering for Maturity:** Early
+- **Early Vigor:** 2.0
+- **Stalk Strength:** 2.0
+- **Root Strength:** 2.0
+- **Stay Green:** 1.5
+- **Drydown:** 1.5
+- **Test Weight:** 1.5
+- **Drought Tolerance:** 1.5
+- **Foliar Fungicide:** 2.0
+- **Herbicide Sensitivity:** None Known
+- **Suggested Population:** 30-34
+- **Corn-on-Corn:** 1.0
+- **Ear Height:** Medium
+- **Ear Type:** Flex
+- **Number of Kernel Rows:** 14-16
+- **Cob Color:** Red
+- **Husk Cover:** Medium
+- **Shank Length:** Medium Long
+- **Leaf Angle:** Semi-Upright
+
+## Disease Ratings
+
+- **Goss’s Wilt:** 1.5
+- **Common Rust:** 2.0
+- **Southern Leaf Blight:** 2.0
+- **Northern Leaf Blight:** 2.0
+- **Anthracnose Stalk Rot:** 2.5
+- **Gray Leaf Spot:** 2.0