How to Dilute Chlorothalonil with Water? Detailed Guide to the Correct Dilution Ratio

Chlorothalonil is a broad-spectrum, highly effective fungicide that can control various diseases such as anthracnose, blight, and powdery mildew. It is currently widely used on crops such as cucurbits, rice, wheat, and peanuts. So how do you dilute chlorothalonil with water?

1. How to dilute chlorothalonil with water?

When diluting chlorothalonil with water, try to use river water, lake water, or river water, or use natural rainwater and snow water collected in containers. When diluting, generally 1500-1900g of commercial 75% chlorothalonil wettable powder per hectare plus 1050 liters or 900 liters of water, stirred evenly and sprayed. The specific amount of water should be added according to the instructions.

2. How to use chlorothalonil?

1. Cucumber downy mildew

Try to start spraying the application before the disease occurs or in the early stage of the disease. The concentration used is 75% chlorothalonil wettable powder, the amount used is about 3000 grams, mixed with about 1200 liters of water, stirred evenly and sprayed. The interval between each spraying is about 7 days, with 3-4 times as one cycle, and the effect can be seen.

2. Tomato early blight

Try to start spraying the application in the early stage of the disease. The concentration used is 75% chlorothalonil wettable powder, the amount used is about 3000 grams, mixed with about 1300 liters of water, stirred evenly and sprayed. The interval between each spraying is about 10 days, with 3-4 times as one cycle, and the effect can be seen.

3. Rice sheath blight

Try to start spraying the application in the early stage of the disease. The concentration used is 75% chlorothalonil wettable powder, the amount used is 1600 grams, mixed with about 1000 liters of water for spraying. Spray once more after about 7 days, and the effect can be seen.