abstract |
(57) [Summary] [Purpose] In a pest control material that physically controls pests using diatomaceous earth, the pest control effect can be stably exhibited. [Constitution] A pest control material 41, 42, 43, 81, 82, 83 which is made of a solid matter and adheres to the pest 1, wherein the solid matter has a particle diameter of the body hair 3 of the pest 1 to be exterminated. Silica gel is added in addition to the powdery diatomaceous earth smaller than the interval dimension P of. |