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Crop Protection & Pesticides

Equation Pro Fungicide: Famoxadone + Cymoxanil Guide

Equation Pro is an advanced combination oomycete specialist fungicide manufactured by Corteva Agriscience containing Famoxadone 16.6 percent and Cymoxanil 22.1 percent SC. It provides powerful translaminar, curative, and multi-site protective disease control against late blight and downy mildew.

Last reviewed: 11 November 2026

Dual Active Chemistry and Synergistic Modes of Action

Equation Pro synergizes Famoxadone (an oxazolidinedione respiratory inhibitor) with Cymoxanil (an aliphatic nitrogen penetrant) in a suspension concentrate.

Famoxadone binds strongly to leaf cuticular waxes, inhibiting mitochondrial Complex III respiration and blocking spore germination within minutes.

Cymoxanil penetrates plant tissues systemically and translaminarly, arresting RNA and amino acid synthesis in incubating oomycete mycelia.

  • Famoxadone (16.6%): Powerful spore-killing contact protectant with unmatched rainfast wax binding
  • Cymoxanil (22.1%): Systemic penetrant offering two to three days of curative kickback activity on incubating infections
  • Anti-resistance design: Synergizing contact surface protection with internal curative action prevents resistance

Target Crop Diseases and Approved Registrations

Equation Pro is registered across potatoes, tomatoes, and grapevines for managing high-threat water-mold epidemics.

Its unique formulation provides long rainfastness and delivers noticeable cosmetic fruit finish improvements.

It is deployed preventively ahead of rainy weather or humid conditions favorable for fungal spore dispersion.

  • Potato and tomato: Early and late blight (Phytophthora infestans) prevention and curative suppression
  • Grapes: Unmatched control of downy mildew (Plasmopara viticola) on leaves, shoots, and fruit clusters
  • Curative therapy: Delivers post-infection kickback therapy when applied within 48 to 72 hours of initial infection

Spraying Instructions, Rainfastness, and Safety

Dilute the suspension concentrate in clean water with continuous agitation and apply using fine mist sprayers.

Famoxadone's wax-binding properties provide exceptional rainfastness within one hour of application.

Observe recommended pre-harvest waiting periods and wear personal protective equipment during mixing.

  • Preventive application: Apply ahead of rainfall or humid overcast weather for maximum efficacy
  • Canopy penetration: Ensure thorough coverage of lower leaf surfaces where downy mildew sporulation occurs
  • Safety apparel: Wear protective clothing, rubber gloves, and an approved dust respirator during mixing

Official source

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

Central Insecticides Board & Registration Committee ↗

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Common questions

What chemicals are in Corteva Equation Pro?

Equation Pro contains Famoxadone 16.6% + Cymoxanil 22.1% SC in a suspension concentrate formulation.

Does Equation Pro have curative kickback action against potato late blight?

Yes, the systemic Cymoxanil component provides 2 to 3 days of curative kickback action against incubating late blight mycelium.

How quickly does Equation Pro become rainfast?

Famoxadone binds rapidly to plant cuticular waxes, providing dependable rainfastness within one hour of application.

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

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