deforestation due to bark beetle calamity, natural woodpecker protection has failed and mining machines must board harvesters and

abies attack bark beetle black board calamity covered covering death deforestation due fabric failed fallen fast forestry harvesters has logs lophodermium machines mark mining must natural net nets peel picea piles pinastri pine pinus point protection quickly reproduction saws sick silvestris spray spruce storm textile tires transport tree trees truck white woodpecker