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Aug 11, 2025

Fludioxonil - A Master at Controlling Seed- and Soil-Borne Diseases!

Fludioxonil is a non-systemic phenylpyrrole fungicide with excellent efficacy against seed- and soil-borne diseases caused by numerous pathogens, including Ascomycetes, Basidiomycetes, and Deuteromycetes. Its unique mechanism of action eliminates cross-resistance with other known fungicides.

 

Fludioxonil

 

During germination, fludioxonil is absorbed in small amounts, effectively controlling pathogens within seeds and caryopsis. Fludioxonil also remains virtually immobile in the soil, providing long-term protection for crop roots. Furthermore, its superior formulation allows for rapid seed coating without shedding.

 

Thanks to these advantages, registration data shows that fludioxonil has reached 153 registrations for seed treatment, making it a key player in the field market for soil-borne disease control.

 

Mechanism of Action

 

Fludioxonil primarily inhibits glucose phosphorylation-related transfer in the fungus and inhibits fungal mycelial growth, leading to pathogen death.

 

Product Features

 

1. Fludioxonil is a new pyrrole-based, non-systemic, broad-spectrum fungicide. As a seed treatment fungicide, a suspended seed coating can control a wide range of diseases. Applications have shown that fludioxonil, whether applied as root irrigation or soil treatment, is highly effective against root diseases such as damping-off, root rot, wilt, and vine blight on various crops. Fludioxonil can also be used as a spray to control gray mold and sclerotinia rot on various crops.

 

2. The active ingredient has excellent control effects against many pathogens of Ascomycetes, Basidiomycetes, and Deuteromycetes. When used as a seed treatment, only a small amount of the active ingredient is systemically absorbed during treatment and germination, yet it effectively kills pathogens on the seed surface and within the seed coat. There is no cross-resistance with any currently available fungicide.

 

3. Fludioxonil forms a fast, non-shedding film when used for seed treatment. The active ingredient remains immobile in the soil, forming a stable and long-lasting protective barrier around the seed. With a long-lasting effect of over four months, it can be used by farmers for simple seed dressing or by the seed industry for large-scale mechanized seed dressing.

 

4. It is extremely safe for crop seeds, does not affect seed emergence, and can promote early, uniform, and vigorous seed emergence. It is also very safe for humans and animals, with a toxicity lower than that of table salt.

 

Source: Agricultural Resources Guide Pesticides

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