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biochar concept : (Physical attributes (Black, Highly porous, Lightweight,…
biochar concept :
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Definition
The solid material obtained from the thermochemical conversion of biomass in an oxygen-limited environment.
Carbon-rich product obtained when biomass, such as wood, manure, or leaves, is heated at relatively low temperatures (<700°C) in a closed container with little or no available air
Composition
70% carbon and the remaining elements are hydrogen, oxygen and nitrogen.
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Properties
Physical
Typically adds porosity to soils, thereby decreasing bulk density.
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Chemical
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Volatile matter, ash & fixed C content.
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