
Nayak-Alfamethrin 10% EC
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Nayak Insecticide (Alfamethrin 10% EC): The Ultimate Crop Protector
Be the "Krishi Nayak" (Farmer Hero) of your field. Defeat stubborn bollworms and borers with the fast-acting power of Alpha-cypermethrin.
Nayak (Alfamethrin 10% EC) by Insecticides (India) Ltd. is a broad-spectrum, contact-based insecticide designed for Indian farming conditions. Whether you are growing Cotton, Rice, or Vegetables, Nayak acts as a "Rescue Shot" against pest outbreaks. It is a highly purified form of pyrethroid, meaning you need less chemical for maximum kill.
Best For: Farmers seeking an affordable, immediate solution for chewing pests like Caterpillars, Bollworms, and Leaf Folders.
Why Choose This Product? Key Benefits
- ⏱️Instant "Knockdown" Action: Stops pests immediately upon contact. The pest stops feeding instantly, saving your crop from further damage.
- ?️Double Power Protection: Works through Contact (touch) and Stomach (ingestion) action. It also repels pests, preventing them from laying new eggs.
- ⏳Long-Lasting Control: Provides reliable protection for 7 to 10 days, reducing the need for frequent re-spraying.
- ?️Weather Stable Formula: The high-quality EC formulation sticks well to leaves and remains effective even in varying field temperatures.
- ?Economical & Efficient: Requires a very low dose per acre compared to older chemicals, making it a cost-effective choice for small and marginal farmers.
Technical Specifications
| Parameter | Details |
|---|---|
| Brand Name | Nayak (Insecticides India Ltd) |
| Technical Name | Alpha-cypermethrin 10% EC |
| IRAC MoA Code | Group 3A (Sodium Channel Modulator) |
| Chemical Group | Synthetic Pyrethroid (Type II) |
| Formulation | Emulsifiable Concentrate (EC) - Liquid |
| Toxicity Label | Yellow/Blue Triangle (Moderately Hazardous) |
How It Works: Mode of Action
Nayak targets the nervous system of the insect. It is a non-systemic insecticide that works through direct contact.
- Penetration: The EC formulation dissolves the waxy outer layer of the insect, allowing the poison to enter immediately.
- Nerve Attack: The chemical binds to sodium channels in the insect's nerves, keeping them open. This causes continuous nerve firing (shocks).
- Paralysis & Death: The pest loses coordination, suffers paralysis ("Knockdown"), and dies from starvation or dehydration.
*Note: It is more effective in cooler temperatures (Early Morning or Late Evening sprays).
Target Crops & Pests
| Crop | Target Pest(s) |
|---|---|
| Cotton | Bollworm Complex (American, Spotted, Pink) |
| Rice (Paddy) | Leaf Folder, Stem Borer, Green Leaf Hopper |
| Vegetables (Okra, Brinjal) | Shoot Borer, Fruit Borer, Jassids, Beetles |
Dosage & Application Guide
The Golden Rule: Always follow the "Dose per Acre" for accurate results.
Dosage per Acre, Litre, & Pre-Harvest Interval (PHI)
| Crop | Dose (ml / Acre) | Water (L / Acre) | Dose (ml / Litre) | PHI (Days) |
|---|---|---|---|---|
| Cotton | 70 - 115 ml | 200 L | 0.5 - 0.6 ml | 7 Days |
| Rice | 100 - 120 ml | 200 L | 0.5 - 0.6 ml | 15 Days |
| Vegetables | 60 - 100 ml | 200 L | 0.3 - 0.5 ml | 3 - 7 Days |
*PHI = Pre-Harvest Interval: The minimum number of days to wait between the last spray and harvesting.
How to Apply: Best Practices
- Timing: Apply as soon as pest population crosses the economic threshold (when you see larvae). Evening spray is best for effectiveness and bee safety.
- Mixing: Do not mix with alkaline products like Bordeaux mixture or Lime Sulfur, as they will destroy the chemical.
- Coverage: Ensure thorough coverage of foliage. For Leaf Folders, ensure the spray penetrates the folded leaves.
- Safety: Always wear PPE (gloves, mask, goggles). Wash hands thoroughly after use. Avoid inhaling the spray mist.
Frequently Asked Questions
1. Is Nayak systemic or contact?
Nayak is a contact and stomach poison. It is not systemic, meaning it does not travel inside the plant. Good spray coverage is essential.
2. Can I use Nayak for mites?
No. Nayak is an insecticide (for worms/beetles), not a miticide. Do not confuse it with "Nayak" from other brands that might contain Fenpyroximate for mites.
3. What is the antidote for accidental poisoning?
There is no specific antidote. Treatment is symptomatic. In case of skin tingling (paresthesia), wash with soap and water; do not apply oil or cream.
4. How does Nayak compare to ordinary Cypermethrin?
Nayak (Alpha-cypermethrin) is an enriched, purified version. It is 2-3 times more powerful than standard Cypermethrin, requiring a lower dose for the same result.
5. Is it safe for fish and bees?
No. Nayak is toxic to fish and bees. Do not spray near water bodies or during active bee foraging hours.
Safety & Disclaimer
Always read and follow the instructions on the official product label. The information provided here is for guidance only. Use personal protective equipment (PPE) during application. Avoid reuse of empty containers.

