Masahiko Tokoro
,
Forest Insect, Forestry and Forest Products Research Institute, Tsukuba, Japan
Haruo Kinuura
,
Kansai Research Center, Forestry and Forest Products Research Institute, Kyoto, Kyoto, Japan
Mishuhiro Okada
,
Nagano Prefectural Forest Research Center, Siojiri, Nagano, Japan
Shoichi Saito
,
Yamagata Prefectural Forest Research and Instruction Center, Sagae, Yamagata, Japan
Tomohisa Suda
,
Forest environment, Fukushima Prefectural Forestry Research Center, Koriyama, Fukushima, Japan
Toshihide Hiruta
,
Forest environment, Fukushima Prefectural Forestry Research Center, Koriyama, Fukushima, Japan
Akihiro Ohashi
,
Forest protection, Gifu Prefectural Research Institute for Forests, Mino, GIfu, Japan
Shoji Fukui
,
Forest protection, Shimane Prefecture Mountainous Region Reseach Center, Iishi, Shimane, Japan
Shinpei Hayashi
,
Forest protection, Shimane Prefecture Mountainous Region Reseach Center, Iishi, Shimane, Japan
Kouichi Nunokawa
,
Forest and Forestry technology, Niigata Prefectural Forest Research Institute, Murakam, Niigata, Japan
Masaaki Ino
,
Sankei Chemical Co. Ltd, Fukaya, Saitama, Japan
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