Definitions for "Precommercial thinning"
Removal of some of the trees in a young stand to reduce competition for water and nutrients, and to accelerate commercial growth on remaining trees. Trees thinned from these stands have no commercial value.
The removal of trees not for immidiate financial return but to reduce stocking to concentrate growth on the remaining trees.
Removing some of the trees from a stand that are too small to be sold for lumber or house logs, so the remaining trees will grow faster.
Keywords:  juvenile, spacing, see
See Juvenile spacing.