Sulfur 80% WDG Fungicide is a type of fungicide that is commonly used in agriculture to control fungal diseases in crops. It contains 80% elemental sulfur, which is a naturally occurring element that has fungicidal properties. Sulfur 80% WDG Fungicide works by preventing fungal spores from germinating and can also act as a protectant by forming a barrier on the surface of the plant, which makes it difficult for fungal spores to penetrate and infect the plant.