About SHIMIZU KAYO
About OYA SHINJIRO
About OKADA MITSUHIRO
About KOYAMA YASUHIRO
About 長野県林業総合センター研究報告
About forest damage
About natural regeneration
About Regeneration
About plant death
About countermeasure
About forest regeneration
About Bursaphelenchus xylophilus
About Scolytidae
About variation
About fluctuation and variation
About planting
About land
About Platypus quercivorus
About Ips cembrae
About mass mortality of Japanese oak
About pine tree withering
About environment change
About tree species
About Forest restoration
About used place
About damage control
About Tylenchomorpha
About invertebrate
About Natural regeneration of forests
About 森林被害
About 跡地
About 誘導
About 開発