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Crop Protection & Pesticides

Ekalux Insecticide: Quinalphos 25% EC, Borers and Application

Ekalux is a classic broad-spectrum organophosphate insecticide manufactured by Syngenta, containing Quinalphos 25% EC. Renowned for its rapid contact, stomach, and translaminar penetrative action, Ekalux controls tough chewing caterpillars, stem borers, and leaf miners across cereal, pulse, and commercial crops.

Last reviewed: 10 November 2026

Chemical profile and organophosphate mode of action

  • Organophosphate class: Active ingredient Quinalphos at 25% concentration (IRAC Group 1B).
  • Acetylcholinesterase inhibition: Binds irreversibly to acetylcholinesterase enzymes in insect nerve synapses, causing continuous neural excitation, paralysis, and rapid death.
  • Translaminar penetration: Rapidly penetrates leaf cuticles into the mesophyll, reaching leaf miners and hidden stem borer larvae inside plant stems.
  • Quick knockdown: Delivers swift mortality upon contact, halting feeding damage within hours of spray application.

CIBRC approved target crops and insect pests

Approved in Indian agriculture for managing Yellow stem borer and Leaf folder in paddy; American bollworm and Spotted bollworm in cotton; Pod borer (Helicoverpa armigera) in chickpea and pigeonpea; Leaf miner in groundnut; and Shoot and fruit borer in brinjal. In paddy, it is widely applied at the early tillering to booting phase to prevent dead hearts and white ears.

Application guidelines, dosage and safety

  • Dilute according to CIBRC approved label recommendations (typically 400 to 600 ml per acre in 200 liters of water for field crops).
  • Wear personal protective equipment (PPE) including chemical-resistant gloves, a respirator mask, and protective goggles.
  • Observe the mandatory Pre-Harvest Interval (PHI) specified on the container before harvesting produce.
  • Avoid spraying during peak foraging hours of bees and beneficial pollinators.

Official source

Check the latest rules, benefits and forms here. KisanPe is an independent platform and is not a government website.

Directorate of Plant Protection, Quarantine & Storage (CIBRC) ↗

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Common questions

What is the active chemical ingredient in Ekalux insecticide?

Ekalux contains Quinalphos at 25% concentration formulated as an Emulsifiable Concentrate (25% EC).

What is the primary benefit of Quinalphos's penetrative action?

It penetrates into leaf tissues and stems, allowing it to control leaf miners and stem borers concealed inside plant tissues.

What major pest does Ekalux control in chickpea and pigeonpea?

It is widely used to manage pod borers (Helicoverpa armigera) during early flowering and pod formation stages.

General guidance, not personal advice. For your farm, ask your local Krishi Vigyan Kendra or agriculture officer.

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