organotin fungicides refer to organic synthetic fungicides containing tin in their chemical structure. organotin fungicides are mainly used in agriculture, animal husbandry, aquaculture and other fields, such as tributyltin chloride, triphenyltin chloride, etc. organotin fungicides refer to pesticides containing organotin components. at present, there are mainly the following types:

1. trimethyltin acetate: also known as tmtd, is a broad-spectrum fungicide that can be used to control a variety of crop diseases, including vegetables, fruits, grains, and trees. it has been used in many countries use is prohibited.

2. ethylenetrimethylsilyltin (tbto): it is a broad-spectrum fungicide and algicide, which can be used to protect wood, paper, metal, etc., and can also be used to prevent and control various crop diseases, such as orange blight and grape disease.

3. cyclohexyltrimethyltin (tch): commonly used to protect crops such as fruits and vegetables have a broad-spectrum bactericidal effect.

these organic tin fungicides can effectively control diseases, but they also have certain toxicity, and may cause pollution to the environment during use. therefore, it is necessary to abide by relevant safety regulations and operating procedures before use, enhance environmental awareness, and reduce possible safety risks. at the same time, in order to protect the environment and human health, environmentally friendly pesticides and green agricultural production methods should also be promoted.