bisdiguanide

例句：

1. 1. This compound is used as afungicide to protect crops from diseases.
   这种化合物用作杀菌剂，保护作物免受疾病侵害。
2. 2. Bisdiguanide iseffective against many types of pests, including insects and mites.
   二丁基脲对许多类型的害虫有效，包括昆虫和螨类。
3. 3.The use of this chemical in agriculture hasbeen banned due to its toxicity.
   由于其毒性，这种化学物质在农业中的使用已被禁止。