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2. Tree stump - Wikipedia

   en.wikipedia.org/wiki/Tree_stump

   A common method for stump removal is to use one of the many chemical stump removal products, so long as immediate results are not needed. These stump removers are mostly made of potassium nitrate (KNO 3) and act by rapidly increasing the decay of the stump. (The chemical provides nitrogen, a limiting nutrient, to tree-decaying fungi.

3. Ammonium sulfamate - Wikipedia

   en.wikipedia.org/wiki/Ammonium_sulfamate

   Ammonium sulfamate is considered to be particularly useful in controlling tough woody weeds, tree stumps and brambles.. Ammonium sulfamate has been successfully used in several major UK projects by organisations like the British Trust for Conservation Volunteers, English Heritage, the National Trust, and various railway, canal and waterways authorities.

4. Sodium metabisulfite - Wikipedia

   en.wikipedia.org/wiki/Sodium_metabisulfite

   Sodium metabisulfite or sodium pyrosulfite (IUPAC spelling; Br. E. sodium metabisulphite or sodium pyrosulphite) is an inorganic compound of chemical formula Na 2 S 2 O 5. The substance is sometimes referred to as disodium metabisulfite. It is used as a disinfectant, antioxidant, and preservative agent. [2] When dissolved in water it forms ...

5. Potassium nitrate - Wikipedia

   en.wikipedia.org/wiki/Potassium_nitrate

   Component (usually about 98%) of some tree stump removal products. It accelerates the natural decomposition of the stump by supplying nitrogen for the fungi attacking the wood of the stump. [58] In heat treatment of metals as a medium temperature molten salt bath, usually in combination with sodium nitrite. A similar bath is used to produce a ...

6. Stump harvesting - Wikipedia

   en.wikipedia.org/wiki/Stump_harvesting

   The stump is the base of the trunk and the attached woody roots. Tree stumps and roots are extracted using a hydraulic head on a tracked excavator or with a mechanical head equipped by a special tool for tractors. Stump harvesting is expected to provide an increasing component of the woody material required by the woody biomass power sector in ...

7. Outline of forestry - Wikipedia

   en.wikipedia.org/wiki/Outline_of_forestry

   Stump harvesting – removal of tree stumps either for biomass or to free up space in the soil; Drum chopping – knocking down small trees and brush to clear the ground for planting; Planting. Broadcast seeding – scattering of seed either by hand or mechanically over a relatively large area