Forest Area (1927) : Statistical Yearbook of Imperial Japan 48 (1929) Table 60

PERIOD: Total figures for every three years from 1915 to 1927, and figures by region at the end of 1927. NOTE: (In cho). SOURCE: Statistical Yearbook of Ministry of Agriculture and Forestry Japan; [Statistics by government offices, overseas territories of Japan].

时期：自1915年至1927年每三年统计数据汇总，以及至1927年末的区域统计数据。注：（括号内为日文）。来源：日本农林省统计年鉴；[由政府机构及日本海外领地统计数据]。