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 5589 SS RIB-NON RETURN
+
+- **Vendor:** Latham Hi-Tech Seeds (independent family-owned, Alexander, IA)
+- **Brand:** Latham Hi-Tech Seeds
+- **Crop:** Corn
+- **Relative maturity:** 105 days
+- **Trait(s):** Smart Stax
+- **Source:** https://www.lathamseeds.com/products/lh-5589-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)
+
+---
+
+_This is a very durable 105-day product! It likes heat and will handle stress with very good Gosss Wilt tolerance. Keep in zone and south. This product handles various soil types and does well in lower yield environments. Best performance at moderate populations. It responds well to high management and fungicide treatment._
+
+---
+
+## Agronomic Characteristics
+
+- **Emergence:** 2.0
+- **Flowering for Maturity:** Equal
+- **Early Vigor:** 2.5
+- **Stalk Strength:** 2.0
+- **Root Strength:** 2.5
+- **Stay Green:** 2.0
+- **Drydown:** 2.5
+- **Test Weight:** 1.5
+- **Drought Tolerance:** 2.5
+- **Herbicide Sensitivity:** None Known
+- **Suggested Population:** 28-36
+- **Corn-on-Corn:** 2.0
+- **Ear Height:** Medium Low
+- **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:** 2.0
+- **Southern Leaf Blight:** 2.5
+- **Northern Leaf Blight:** 3.0
+- **Gray Leaf Spot:** 3.0