Damage Analysis of Pine Wilt Disease Using GIS in Komagane City Forest, Nagano Prefecture, Japan

The purpose of this study is to detect and analysis of pine wilt damaged area in Komagane City, Nagano Prefecture. The pinewood nematode has introduced pine wilt which is an important non - native disease and causes harmful condition to the red pine tree and the forest. The aim of this study was to make a clear concept of damage and the present status of the red pine tree by applying GIS. This study is based on both primary and secondary data. The result determines the comparison of forest condition before and after the attack of pine beetles.