Some articles on thatch layer, layers:
... Aeration on a sand-based system is used more to control the thickness of the thatch layer than to relieve compaction ... A thick thatch layer on a sand-based athletic field can be detrimental ... These layers prevent essential nutrients and water from reaching the plant ...
Famous quotes containing the word layer:
“A revolution is not the overturning of a cart, a reshuffling in the cards of state. It is a process, a swelling, a new growth in the race. If it is real, not simply a trauma, it is another ring in the tree of history, layer upon layer of invisible tissue composing the evidence of a circle.”
—Kate Millett (b. 1934)