-
Shigeo KURAMOTO
Hokkaido Research Center, Forestry and Forest Products Research Institute
-
Shigeo IIDA
Hokkaido Research Center, Forestry and Forest Products Research Institute
-
Toshiaki MANIWA
Forestry Technology Center, Hokkaido Regional Forest Office
-
Hiroyuki FUJIOKA
Forestry Technology Center, Hokkaido Regional Forest Office
-
Seiji YOKOYAMA
Forestry Technology Center, Hokkaido Regional Forest Office