Gorrier 75SP

Description

Gorrier 75SP

### **Acephate (75% SP) – Organophosphate Insecticide**

**IRAC Group:** 1B (AChE inhibitor)

**Mode:**

– Metabolized to **methamidophos** (potent neurotoxin)

**Key Targets:**

– **Sucking pests:** Aphids, leafhoppers (1g/L foliar)

– **Boring larvae:** Stem borers (soil drench)

**Systemicity:**

– Phloem-mobile (24h root-to-shoot transit)

**Resistance Data:**

– RR>100X in *Bemisia* (avoid solo use)

**Toxicity:**

– Avian LD50: 140 mg/kg (Category 2)

– Bee: Foliar ban during flowering

**Regulatory Status:**

– **EU:** Banned since 2003

– **US:** Restricted to greenhouse use

**Pro Tip:**

– Tank-mix with **buprofezin** for IRM

**Note:** **72-hour REI** required (WHO Class II).