Research keywords (7):
Forestry
, Forest Engineering
, Forest Science
, Logging cable systems
, Damage to residual trees by harvesting
, 林道の排水・維持管理施設
, Natural drying and recovery of woody biomass
THE JAPAN INSTITUTE OF ENERGY
, The Forest Biomass Utilization Society
, JAPAN ASSOCIATION OF SURVEYORS
, IUFRO: International Union of Forest Research Organizations
, JAPAN SOCIETY OF FOREST PLANNING
, JAPAN SOCIETY OF CIVIL ENGINEERS
, THE JAPAN FOREST ENGINEERING SOCIETY
, Society of American Foresters
, THE JAPANESE FOREST SOCIETY