市政污泥热解制备生物炭实验研究

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Publication date
1 January 2012
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Abstract

引言生物炭是有机物质在缺氧或贫氧气氛下经热裂解过程产生的固体产物,目前对生物炭的研究兴趣源于对亚马逊盆地黑土（Terra Preta）的认识,亚马逊盆地黑土含有丰富的生物炭,多年耕种后,仍保持持久肥力。研究表明,生物炭是稳定的碳载体,在土壤中可保持长达百年至千年之久,土壤中施用生物炭可提高土壤中有机碳以及腐殖质含量,从而提高土壤的养分吸持容量及持水容量

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