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2篇 您的检索式:作者名="FANChengxin"
    题名 作者 年代 出处 被引量
1Processes and mechanism of effects of sludge dredging on internal source release in lakes显示文摘Simulated research of internal loading and col- lecting and analyzing the samples from the lakes were carried out before and after dredging in polluted suburb lakes, Wuli Lake (Wuxi City) and Xuanwu Lake (Nanjing City). The research results showed that dredging can in- hibit internal loadings in a certain degree in a short term. The discrepancy of dredging effect and technical level, namely dredging quality, by different dredging methods will result in a difference of control of lake internal Ioad- ings. The internal Ioadings’ reversion will gradually ap- pear along with the bio-geochemical processes, including suspended particle precipi-tation, hydrodynamic distur- bance and microbio-transfor-mation. The reversion rate mainly depends on the dredging method and the change of interfacial processes on the new-born surface layer. The higher nutrient contents and organic matter in the sedi- ment will enhance water-sediment interfa-cial processes and nutrients regeneration. It is very impor-tant to study the physicochemicai and biological character of lacustrine sediments before dredging for determining the dredging methods and predicting their environmental ef- fect.FANChengxin ZHANGLu WANGJianjun ZHENGChaohai GAOGuang WANGSumin 2004Chinese Science Bulletin2004,49,17:20
2Effectsofaerobicananaerobicconditionsonexchangeofnitrogenandphosphorusacrosssediment-waterinterfaceinLakeKasumigaura[J]显示文摘FANChengxin(范成新),MORIHIROA 湖泊科学0,,:1
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