Route 57ec

Description

Route 57ec

### **Malathion (50% EC) – Organophosphate Insecticide**

**Mode of Action:**

– **Acetylcholinesterase (AChE) inhibitor** (IRAC Group 1B) – disrupts nerve function, causing paralysis and death.

**Target Pests:**

– **Mosquitoes**, **flies**, **aphids**, **scale insects**, **stored grain pests**, **mites**.

**Key Benefits:**

– **Broad-spectrum** contact & stomach action.

– **Short pre-harvest interval** (PHI: 3-7 days).

– **WHO Class III** (slightly hazardous) – lower mammalian toxicity vs. other OPs.

**Applications:**

– Foliar spray (1.5-2 mL/L), fogging, grain treatment.

**Crops:** Fruits, vegetables, cereals, public health.

**Caution:**

– **Toxic to bees/fish** – avoid blooming periods/water bodies.

– **Resistance risk** – rotate with carbamates or neonicotinoids.

**Note:** Still used in **mosquito control programs**; alternatives: *Pyrethroids* or *IGRs* for resistance management.