Development of a Novel Formulation: Pluto ® MC to Control Mulberry Scale on Tea

Pluto ® MC is a new concept insecticide which was developed by Sumitomo Chemical Co., Ltd. to control mulberry scale on tea during winter dormancy (from January to March). This formulation is a self-burst type of micro capsule formulation containing 9% pyriproxyfen to reduce the risk of drift when it is sprayed in the tea field. Dormant spray of this formulation can show good control efficacy against the mulberry scale for a longterm period and can greatly reduce the risk of toxicity to silkworms at the same time. Also, it is promising for farmers as a new labor-saving technique. Moreover, this insecticide is suitable for integrated pest management (IPM) programs. In this report, the development of Pluto ® MC is described focusing on basic performance against the mul