Product Overview

Pre Alert is a systemic insecticide containing Pymetrozine 50% WG. It is specially recommended for the control of Brown Plant Hopper in rice crop and also helps manage aphids and whiteflies as per crop recommendation. Pre Alert works by stopping insect feeding through nervous system action, providing immediate crop protection after application. Even pests not directly hit by spray can be controlled due to systemic movement within the plant. It is selective, IPM-friendly, and supports crop quality improvement when used as recommended.

Key Benefits

⚑

Effective BPH Control

Recommended for Brown Plant Hopper control in rice crop and helps reduce hopper pest pressure.

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Permanent Feeding Inhibition

Stops pest feeding capability through nervous system action, helping protect crop tissues quickly.

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Quick Visible Action

Results can be seen within 2 hours of spray when used as recommended.

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Systemic Protection

Controls pests even when they are not directly hit by spray due to systemic movement in the plant.

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IPM Recommended

Low impact on the environment and suitable for Integrated Pest Management programs.

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Selective & Beneficial Friendly

Highly selective and supports crop protection with minimal concern for beneficial insects when used as recommended.

How to Apply

1

Measure the Dose

Use 120 gm to 150 gm Pre Alert per acre as recommended.

2

Prepare Spray Solution

Mix the WG formulation properly in clean water and prepare a uniform spray solution before application.

3

Spray on Paddy Crop

Spray uniformly on paddy crop, focusing on pest-affected areas and the lower plant canopy.

4

Repeat as Needed

Repeat application based on crop stage, pest intensity, weather condition, and expert recommendation.

Specifications

Brand
UnicropBiochem

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Questions & Answers

Maintain a pre-harvest interval of 5–7 days for vegetables. Always follow label dosage.

βœ” Answered by Expert

Yes, compatible with most fungicides except strongly alkaline ones. Do a jar test first.

βœ” Answered by Seller

Approximately 2.5–3 acres depending on infestation and crop stage.

βœ” Answered by Expert

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