Tsay has advised the farmers there that they can achieve good results with some tidying up after the winter harvest by using pesticides with low levels of toxicity that break down easily, and following up with his tonic instead of the usual mite spray.
蔡東纂鼓勵茶農在冬茶採收後「清園」，使用低毒性、易分解的農藥，並以蔡 18 菌取代殺 (劑，成效極佳。