Decayed pine needles become part of the soil's organic matter, which holds nutrients making them more available for trees and other plants.
(Decayed pine needles; become; part of the soil's organic matter, which holds nutrients making them more available for trees and other plants) (part of the soil's organic matter; holds; nutrients making them more available for trees and other plants) Context(part of the soil 's organic matter holds,List([28, 74))):(nutrients; making; them more available for trees and other plants)
part of the soil 's organic matter holds,List([28, 74))
Decayed pine needles part of the soil's organic matter nutrients
become holds making
part of the soil's organic matter, which holds nutrients making them more available for trees and other plants
nutrients making them more available for trees and other plants
them more available for trees and other plants