Assessing the biodegradability of terrestrially-derived organic matter in Scottish sea loch sediments
Assessing the biodegradability of terrestrially-derived organic matter in Scottish sea loch sediments
复制标题
评估苏格兰海湾沉积物中陆源有机物的生物降解性
DOI:
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发表时间:
2008
期刊:
影响因子:
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通讯作者:
J. Overnell
中科院分区:
文献类型:
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作者:
P. Loh;A. Miller;A. Reeves;S. M. Harvey;J. Overnell
Abstract. Lignin oxidation products, oxygen uptake rates, molar organic carbon to nitrogen (OC/N) ratio (from bulk elemental analysis) and Rp values (from loss on ignition experiments, the ratio of the refractory to total organic matter, OM) were determined for sediments along transects of Loch Creran and Loch Etive. Lignin data indicated the importance of riverine inputs contributing to land-derived carbon in the lochs as total lignin (Λ, mg/100 mg organic carbon, OC) decreased from 0.69 to 0.45 and 0.70 to 0.29 from the head to outside of Loch Creran and Loch Etive, respectively. In addition, significant correlations of lignin content against total OM and OC (p