Description
Venomer 5ec
**Lufenuron (5.4% EC) – Benzoylurea Insecticide**
**IRAC Group:** 15 (chitin synthase inhibitor)
**Mode:**
– Disrupts chitin deposition → abortive molting/oviposition
**Target Stages:**
– **Larvae:** Lepidoptera, Coleoptera
– **Eggs:** Ovicidal via maternal transfer
**Residual Activity:**
– Foliar: 14-21 days
– Soil: 90 days (Koc=1200)
**Synergies:**
– **Emamectin** (enhances larval mortality 3X)
**Crops:**
– Cotton, soybeans, vegetables (PHI: 7 days)
**Toxicity:**
– Bee-safe (HQ<0.01)
– Fish LC50: 0.5 ppm (Category B)
**Resistance Mgmt:**
– Rotate with **diamides** (Group 28)
**Pro Tip:** Tank-mix with **UV protectants** for field persistence.
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