5.結(jié)論

本系統(tǒng)研究首次加深了我們對添加SPC后受污染沉積物的內(nèi)部生化過程和微生物群落結(jié)構(gòu)（包括分類組成、功能預測和代謝活性分析）的理解。我們發(fā)現(xiàn)產(chǎn)生了溶解物質(zhì)，提高了微生物群落的活性。此外，添加SPC后，微生物群落結(jié)構(gòu)表現(xiàn)出劑量依賴性偏差。這表明在生態(tài)工程中應考慮使用SPC劑量，因為這對于降低原位修復成本至關(guān)重要。本研究為SPC在生態(tài)工程中的應用提供了有價值的參考。

致謝

本研究得到了中國公益科學農(nóng)業(yè)科研專項基金（201503108）、國家自然科學基金（51678163,51508111,51308133）、中國國家重點技術(shù)研究計劃（2018YFD050202）、中國優(yōu)秀青年學者自然科學基金（51422803）的資助。廣東省科技項目（2014TX01Z038、2014A030308019、2016B00701017、2015A020215、2015A020215016）、廣東省科學技術(shù)發(fā)展專項（2017GDASCX-0401）、廣州市珠江科技新星計劃（201806010050）、廣州市科技項目（201707020021）。

附錄A.補充數(shù)據(jù)

有關(guān)本文的補充數(shù)據(jù)，請訪問https://doi.org/10.1016/j.chemosphere.2018.07.120.

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環(huán)境變量和微生物群落對污染沉積物中添加過碳酸鈉的響應——摘要、介紹

環(huán)境變量和微生物群落對污染沉積物中添加過碳酸鈉的響應——材料和方法

環(huán)境變量和微生物群落對污染沉積物中添加過碳酸鈉的響應——結(jié)果和討論

環(huán)境變量和微生物群落對污染沉積物中添加過碳酸鈉的響應——結(jié)論、致謝！