group selection cutting

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• Selection cutting — is the silvicultural practice of harvesting a proportion of the trees in a stand. Selection cutting is the practice of removing mature timber or thinning to improve the timber stand. This system may be used to manage even or uneven aged stands.… …   Wikipedia

• United States Naval Special Warfare Development Group — Naval Special Warfare Development Group …   Wikipedia

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• Warner Music Group — Type Subsidiary Industry Music Entertainment Founded 1958 (as W …   Wikipedia

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• Ponderosa pine in the Salt Cabin Park Exclosure area — The Ponderosa Pine Community is at an elevation of 2100 2700 meters and is an important community considering that some wildlife and grasses are only found in Ponderosa Pine stands. Forestry managementForestry management, range, recreation, and… …   Wikipedia

• forestry — /fawr euh stree, for /, n. 1. the science of planting and taking care of trees and forests. 2. the process of establishing and managing forests; forestation. 3. forestland. [1685 95; < MF foresterie. See FOREST, RY] * * * Management of forested… …   Universalium

• Silviculture — is the art and science of controlling the establishment, growth, composition, health, and quality of forests to meet diverse needs and values of the many landowners, societies and cultures over the parts of the globe that are covered by dry… …   Wikipedia

• Evolution of ageing — Enquiry into the evolution of ageing aims to explain why almost all living things weaken and die with age. There is not yet agreement in the scientific community on a single answer. The evolutionary origin of senescence remains a fundamental… …   Wikipedia