Origin of tree treatment in modern Japan

This research investigates a process from the origin to the decline of the Plant Clinic business that was affiliated to "The Nippon Plant Protection Society (1913-1943)" which carried out the Plant Clinic business in the city from scientific aspect at the Taisho period, and referred to the outlook and challenges of future tree treatments. As a result, the Plant Clinic business was established for "The plants' protection" by advanced knowledge of clinic's members, and the factor of decline was an estrangement between the purpose of the clinic and a social request. Through the process from the origin to the decline, the relation between the science introduced into the business and the social request was cleared. Therefore it was considered that the outlook and challenges of future tree treatments is necessary to introduce scientific verification and technology.