Authors
Mineaki Aizawa
Department of Forest Science, Faculty of Agriculture, Utsunomiya University, Tochigi, Japan
Chisa Nakayama
Department of Forest Science, Graduate School of Agriculture, Utsunomiya University, Tochigi, Japan
Tatsuhiro Ohkubo
Department of Forest Science, Faculty of Agriculture, Utsunomiya University, Tochigi, Japan