they required forests to make charcoal , to make iron . 森林破壊は彼らにとって 特に致命的だったのです
lots of miscellaneous small tress and chestnut trees along the forest tramlines , which started its operation in 1934 , were cut to make charcoal and make railroad ties . 1934年に開通した森林軌道の沿線を中心に、木炭用の雑木や枕木用の栗材が大量に伐採された
then miscellaneous small trees were cut to cultivate shiitake mushroom and make charcoal , and japanese cedar trees were planted at the site where chestnut tress were cut to make railroad ties . その後はしいたけ栽培や木炭の製造のための雑木伐採、枕木用の栗材の伐採跡に杉の造林を行った。