Research on control measures for rats and noxious insects in buildings. Establishment of a survey method for the hygiene, insect, and the like in cities and preparation of maintenance and management criteria - study on the vertical installation of an adhesive trap and vertical movement of cockroach.
Research on control measures for rats and noxious insects in buildings. Studies on insect resistance to insecticides and their effect. Study on the control of German cockroach collected outdoor - effects of various poisoned food ge, residual contact effects of some emulsions, and the like.