When infested by this alien nematode, centuries-old pines succumbed in droves. Agriculture and forestry agencies throughout East Asia joined forces to combat this enemy, but to little avail.
面對外來線蟲的寄生，百年老松應聲而倒，東亞農林人員攜手應敵，卻效果不彰，只有眼看松林成片遭線蟲洗劫。