Timber Stand Improvement. Terms Commonly used in Management Plans] [ Forest Stewardship] Improving the quality of a forest stand by removing or deadening undesirable species to achieve desired stocking and species composition.
Terms Commonly used in Management Plans] See "Timber Stand Improvement".
Improving the quality of a forest stand by removing cull trees and brush, leaving a stand of good quality trees. Cull trees may be removed by chemicals, fire, girdling or cutting.
timber stand improvement. any practice that increases the rate of growth or improves composition or quality in a developing stand of trees, thus enhancing its potential value. Pruning, thinning, and weeding are considered TSI.
Stands for Thyroid Stimulating Immunoglobulin. The TSI level is abnormally high in persons with hyperthyroidism (too much thyroid hormone) due to Graves' disease. Thyroid hormones are essential for the function of every cell in the body. They help regulate growth and the rate of chemical reactions (metabolism) in the body.
Timber stand improvement. a combination of intermediate treatments designed to improve growth and composition of the forest; often spoken of as TSI.
Timber stand improvement. A collective term for management practices used in an established timber stand to improve the composition or condition of the timber or to concentrate growth on selected crop trees. Examples include improvement cuts to remove trees of less valuable species, sanitation cuts to remove damaged or diseased trees, and cull tree removal. Also see “Intermediate treatment.
TIMBER STAND IMPROVEMENT. Improving the quality of a forest stand by removing or killing undesirable species to achieve desired stocking and species composition. TSI practices include applying herbicides, burning, girdling, or cutting.
(Timber Stand Improvement) Actions to improve growing conditions for trees in a stand, such as thinning, pruning, prescribed fire, or release cutting.