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A pile of biochar Biochar mixture ready for soil application. Biochar is charcoal, sometimes modified, that is intended for organic use, as in soil. It is the lightweight black remnants remaining after the pyrolysis of biomass, consisting of carbon and ashes; and is a form of charcoal. [1]
"As a pest control measure, ashes can also be sprinkled directly onto the leaves of plants prone to insect damage," Fuenmayor says. "It works especially well for plants like cabbage, where pests ...
Terra preta is characterized by the presence of low-temperature charcoal residues in high concentrations; [2] of high quantities of tiny pottery shards; of organic matter such as plant residues, animal feces, fish and animal bones, and other material; and of nutrients such as nitrogen, phosphorus, calcium, zinc and manganese. [6]
Ash is the solid remnants of fires. [1] Specifically, ash refers to all non-aqueous, non-gaseous residues that remain after something burns.In analytical chemistry, to analyse the mineral and metal content of chemical samples, ash is the non-gaseous, non-liquid residue after complete combustion.
When you see a fertilizer bag with numbers on it, stating something along the lines of 13-13-13, 46-0-0, 10-5-14, etc., these numbers directly correlate to the amount of N, P, and K, respectively ...
Applying urine as fertilizer has been called "closing the cycle of agricultural nutrient flows" or ecological sanitation or ecosan. Urine fertilizer is usually applied diluted with water because undiluted urine can chemically burn the leaves or roots of some plants, causing plant injury, [19] particularly if the soil moisture content is low ...
Queen Victoria has an evergreen connection to the Christmas tree.. The holiday decoration staple, which is ubiquitous this time of year, has royal roots that many may not know about — Queen ...
Wood ash from a campfire. Wood ash is the powdery residue remaining after the combustion of wood, such as burning wood in a fireplace, bonfire, or an industrial power plant.It is largely composed of calcium compounds, along with other non-combustible trace elements present in the wood, and has been used for many purposes throughout history.