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What is the best fungicide for controlling root rot?

What is the best fungicide for controlling root rot?

2026-02-10 09:10:16 · · #1

Root rot is a common and highly damaging disease in agricultural production . Once it occurs, it can cause stunted growth in mild cases and even crop death in severe cases, so prevention and control are crucial. So, what is the best fungicide for controlling root rot? Let's find out below.

1. Hymexazol

Oxyphenidyl is a highly effective fungicide. It mainly achieves its fungicidal effect by inhibiting the normal growth and development of fungi. It has strong systemic fungicidal activity, can be quickly absorbed by crops, and is transported and conducted within the crop to eliminate pathogens. It is particularly effective against root rot.

2. Fludioxonil

Fludioxonil is a highly effective fungicide for preventing root rot and seedling decay, and has long been favored by growers. It is very effective against fungal diseases such as root rot and sclerotinia rot. During the seedling stage of crops, spraying seedlings with a 25g/L fludioxonil suspension at a dilution of 750-1000 times can prevent diseases such as root rot and damping-off.

3. Tetramycin

Tetracycline is a broad-spectrum biological fungicide with a wide fungicidal spectrum. It can be used on fruit trees, vegetables , medicinal herbs, and various crops, and has a good effect on root rot.

4. Tridemorpholine

Tridemorph belongs to the morpholine fungicide class and has been used in agricultural production since the last century. It has a good effect on root rot. Currently, tridemorph is generally registered in the field of root rot on the market.

5. Carbendazim

Carbendazim is a broad-spectrum fungicide that is very effective in controlling diseases caused by fungi. It is often used to control root rot. Use 1.5 grams of 50% carbendazim per square meter of land, either by turning it into the soil or by diluting it with water and spraying it on the roots.

6. Mancozeb

Mancozeb is a fungicide belonging to the mancozeb class, possessing strong fungicidal activity. It can be used to control diseases such as downy mildew, powdery mildew, leaf spot, and root rot in field crops. For controlling root rot, a 300-400 times dilution of 45% mancozeb, mixed with rooting powder, can be used for root drenching.

7. Azoxystrobin

Azoxystrobin is a highly effective, broad-spectrum, and novel fungicide. It has good control effects on almost all fungal diseases and is known as a "universal fungicide". In the early stage of root rot, a 1000-2000 times dilution of 25% azoxystrobin suspension can be used for root drenching, with 150-300 ml of the solution applied to each plant.

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