Vol. 36 (2021)

Issue 1 Special Issue:Necessary technologies and requirements to turn forestry into a growth sector

Article type Title Authors page
FOREWORD Reconsider the forest road network Yozo Yamada
FOREWORD OF SPECIAL ISSUE The information-based forestry by the introduction of information and communication technology (ICT) Akemi Itaya 3
ARTICLE FOR SPECIAL ISSUE Classification of Cedar and Cypress using Tree-bark Images by Machine Learning Akihiro Koubara, Ayumu Tominaga, Shunsuke Shigaki, Eiji Hayashi and Ryusuke Fujisawa 5
RESEARCH AND TECHNICAL REPORT FOR SPECIAL ISSUE Selection of terrain oriented optimum logging system: a case study of the application to six watersheds in Kochi Prefecture, Japan Shin Yamasaki, Yasushi Suzuki, Junichi Gotou and Naoshi Watanabe 13
RESEARCH AND TECHNICAL REPORT FOR SPECIAL ISSUE Development of a wood information sharing system for a harvester equipped for automation assessment for log qualities Masahiko Nakazawa, Yukari Matsumura, Wataru Tanaka, Takumi Uemura, Hideo Kato, Hiroko Muneoka, Chikashi Yoshida, Seishiro Taki, Kengo Usui, Yuji Ikami, Kiyohiko Fujimoto, Yosuke Matsuda, Yutaka Kanazawa, Norio Shirai and Haruka Takano
21
RESEARCH AND TECHNICAL REPORT FOR SPECIAL ISSUE A trial of tree shelter transportation by Drone Tomoyo Ihsikawa and Manabu Itoigawa 27
RESEARCH AND TECHNICAL REPORT FOR SPECIAL ISSUE Development of the web application for daily report in forestry to check and improve the working efficiency Satomi Kimura, Shigeki Sasaki, Takeshi Hoshikawa and Ryohei Kondo 31
RESEARCH AND TECHNICAL REPORT FOR SPECIAL ISSUE Development of harvester head equipped for log quality judgement with the aid of ICT and robot technologies Uemura Takumi, Kato Hideo, Nakazawa Masahiko, Tanaka Seiichiro, Kanazawa Yutaka, Kunitomo Ken and Hasegawa Katsumi 37
ARTICLE Frequency of forest road collapses with various rainfall intensities Hiroko Muneoka, Hiroaki Shirasawa, Kotaro Zushi and Hidenori Suzuki 43
RESEARCH AND TECHNICAL REPORT Development and performance evaluation tests of a prototype clambunk skidder with rubber crawler Chikashi Yoshida, Chikashi Yoshida, Chikashi Yoshida, Chikashi Yoshida, Chikashi Yoshida, Chikashi Yoshida, Yasuo Nakashima and Takaya Chihara 51
RESEARCH AND TECHNICAL REPORT Stability of standing trees remaining on top of the cutting slope of a spur road Takeshi Matsumoto, Saeko Hiyoshi and Masahiro Iwaoka 57
RESEARCH AND TECHNICAL REPORT Localization in forest by LRF and RGBD camera Usui Kengo 63
NOTE Report on the Study Tour and the Student Seminar of Japan Forest Engineering Society in 2019th Midori Uenohara, Chisa Nakata, Masaru Watanabe and Shohei Kameyama 69

Issue 2

Article type Title Authors page
SUMMARY OF STUDIES RECEIVED THE 2019 JFES PRIZE What Types of Fuels Are Burned in Woody Biomass Power Plant and from Where Are They Gathered ? Masahiro Iwaoka 77
SUMMARY OF STUDIES RECEIVED THE 2019 JFES PRIZE Research on cable-based systems using advanced central European forest machines ToshihikoYamasaki 78
ARTICLE Near accidents caused by log transportation drivers Chisa Nakata, Akemi Itaya, Chikashi Yoshida and Masahiko Nakazawa 79
ARTICLE Statistical analysis of cross drainage ditch clogging along spur roads in the Shirasu area, southern Kyushu,Japan Yoshihito Iuchi, Masaru Oka, Yukiyoshi Teramoto, Eturo Simokawa and Eiji Inoue 87
ARTICLE Effects of mechanical site preparation on controlling competing vegetation and weeding reduction Shinjiro Oya, Shigeo Kuramoto, Yasuhiro Koyama, Masahiko Nakazawa, Seishiro Taki and Hajime Utsugi
99
RESEARCH AND TECHNICAL REPORT Development of Autonomous Moving System Aimed Automation of Harvesting Forest Machinery Ayumu Tominaga, Akihiro Kanbara, Takumi Tomokawa, Ryusuke Fujisawa and Eiji Hayashi 111
TOPICS Yamagata Prefectural College of Agriculture and Forestry, Forest Management course Toshinari Ogata 121
TOPICS Kochi Prefectural Forestry College, Forest Technology course Mitsunobu Taneda 124
BOOKREVIEW   Yasushi Suzuki 128

Issue 3

Article type Title Authors page
ARTICLE Feasibility study on measuring the chainsaw work and automated information extraction from sensor data Kengo Ino and Toshio Nitami 141
ARTICLE Aerial photography for in-forest using an artificial intelligence-enabled drone, and the construction of an in-forest three-dimensional model Seishiro Taki, Mitsumu Aoki, Mirai Koujimaru and Junji Inada 151
RESEARCH AND TECHNICAL REPORT Potential application of synthetic fiber materials for guylines of cable yarding systems Takayuki Ito 161
RESEARCH AND TECHNICAL REPORT Analysis of an operator’s gazing points during spur road construction work Takeshi Matsumoto, Masahiro Shimoda, Masahiro Iwaoka, Takeshi Sakakibara, Takumi Uemura and Hidenori Suzuki 169
TOPICS Shimane Prefectural College for Agriculture and Forestry, Forestry course Hideki Monobe 175
NOTE Report on the Joint symposium of the Japan Forest Engineering Society and Japan Society of Forest Planning: Challenge to accelerate smart forestry by introducing ICT Jo Karasawa, Tatsuki Yoshii, Chisa Nakata, Akemi Itaya and Naoto Matsumura 177
NOTE Report on the IUFRO Division3 Webinars and Virtual Business Meeting Yasushi Suzuki 183
BOOKREVIEW   Kazuhiro Yabe 185
BOOKREVIEW   Yozo Yamada 187

 

2021年03月03日