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Coarse woody debris (CWD) or coarse woody habitat (CWH) refers to fallen dead trees and the remains of large branches on the ground in forests [1] and in rivers or wetlands. [2] A dead standing tree – known as a snag – provides many of the same functions as coarse woody debris. The minimum size required for woody debris to be defined as ...
The Zulu also refer to E. cupularis as umbhulelo: a harmful poison or medicine used in a trap, [10] of which umdlebe is one, or an ingredient of one. [11] [12] Used by witches, [13] it is usually considered wholly vile, any association with umdlebe is proof the person in question is an umthakathi: [14] one who secretly uses evil medicine or charms.
A fir tree snag among living fir trees. In forest ecology, a snag refers to a standing dead or dying tree, often missing a top or most of the smaller branches.In freshwater ecology it refers to trees, branches, and other pieces of naturally occurring wood found sunken in rivers and streams; it is also known as coarse woody debris.
Coarse woody debris, fallen dead trees and the remains of large branches on the ground in forests Large woody debris , logs, branches, and other wood that falls into streams and rivers Snag (ecology) , a standing, partly or completely dead tree; also trees, branches, leaves and other pieces of naturally occurring wood found in a sunken form in ...
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The Tree of Ténéré was knocked down by a Libyan truck driver, reportedly drunk, in 1973. [6] [7] [4] On November 8, 1973, the dead tree was installed in a dedicated shrine on the grounds of the Niger National Museum in Niamey. [5] A simple metal sculpture representing the tree stands to mark its former location and general appearance in the ...
All oak trees may display foliage marcescence, even species that are known to fully drop leaves when the tree is mature. [7] Marcescent leaves of pin oak (Quercus palustris) complete development of their abscission layer in the spring. [8] The base of the petiole remains alive over the winter. Many other trees may have marcescent leaves in ...