Is it true that snakes are afraid of goose dung?

Su Dongpo, a great writer in the Northern Song Dynasty, wrote in Notes on Qiu Chi: "Goose can warn thieves and kill snakes. Its dung kills snakes, Shu people raise geese in the garden pool, and snakes go ... ",snakes are most afraid of goose dung, and their sense of smell is particularly sensitive. When they smell goose droppings, they will stay away. Because the excrement of the goose contains a substance called realgar or sulfur, if the snake is stained, it will start to rot at the stained place and gradually spread to other parts of the body until the snake rots. Moreover, snakes can't be treated at any time, and it's useless to use any method. Once a snake is stained with goose excrement, it means death. Therefore, as soon as snakes smell the goose, they dare not see it and avoid it. Almost every indigenous mountaineer in Sumatra.

Snakes are most afraid of goose excrement because geese eat hundreds of herbs, including snake medicine. If a snake gets goose excrement in it, it will die through its intestines, so there will be no snakes where there are geese.