When earthworms invade a forested area, they consume the forest floor, and herbaceous plant diversity and tree seedling density decrease.
(earthworms; invade; a forested area) (they; consume; the forest floor; T:When earthworms invade a forested area, they consume the forest floor, and herbaceous plant diversity and tree seedling density decrease) (herbaceous plant diversity and tree; seedling; density decrease)
earthworms they herbaceous plant diversity and tree
invade consume seedling
a forested area
the forest floor T:When earthworms invade a forested area, they consume the forest floor, and herbaceous plant diversity and tree seedling density decrease
density decrease