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落日情書(shū)金蟲(chóng) (小有名氣)
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[求助]
求摘要:白骨壤紅樹(shù)群落木材δ13C 和δ18O對(duì)環(huán)境信息存錄的研究
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木蟲(chóng) (職業(yè)作家)
可樂(lè)還是百事好
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申請(qǐng)書(shū)摘要 以白骨壤為材料,研究其木材碳、氧穩(wěn)定同位素對(duì)其環(huán)境信息的記錄。揭示紅樹(shù)植物生理生態(tài)特征對(duì)環(huán)境因子變化的適應(yīng)方式和表達(dá),重建其環(huán)境因子變化模式,描述和了解控制與影響紅樹(shù)群落相互作用的物理、化學(xué)及生物學(xué)過(guò)程。從生態(tài)學(xué)角度為紅植物生理生態(tài)研究提供新的研究思路。從環(huán)境地球化學(xué)角度為同位素分差形成查理提供生物學(xué)過(guò)程的理論依據(jù)。 結(jié)題中文摘要 本研究以河口海岸帶紅樹(shù)植物為研究材料,通過(guò)對(duì)紅樹(shù)植物穩(wěn)定同位素的分析測(cè)定,探討了紅樹(shù)植物對(duì)河口海岸環(huán)境信息的存錄及其紅樹(shù)植物對(duì)環(huán)境因子綜合作用的響應(yīng),同時(shí)對(duì)紅樹(shù)林濕地生物標(biāo)志化合物作了初步的分析和探討。這為揭示紅樹(shù)植物生理生態(tài)特征對(duì)環(huán)境因子變化的適應(yīng)方式和表達(dá),描述和了解控制與影響紅樹(shù)群落相互作用的物理、化學(xué)及生物學(xué)過(guò)程,從生態(tài)學(xué)角度為紅樹(shù)植物生理生態(tài)研究提供了新的研究思路。也為環(huán)境地球化學(xué)的同位素分差形成機(jī)理提供了生物學(xué)過(guò)程的理論依據(jù)。本項(xiàng)目的完成已發(fā)表論文7篇,其中SCI論文2篇,已投論文3篇(均為SCI刊物),待完成論文3-4篇。 結(jié)題英文摘要 The mangrove plants grown on estuary and seacoast are studied. The stable isotope of mangrove plants are measured and analyzed to investigate the record of environmental information of estuary and coast, and the responses of mangrove plants to comprehensive effect of environmental factors. At the same time, the biomarkers on mangroves wetland are analyzed and explored. The study offers a new idea from the point of view of ecology for revealing ecophysiological adaptive mode of mangrove plants to changes of environmental factors, and for describing and understanding the physical,chemical and biological processes which control and influence the interact of mangrove communities.In adition,this research also provides theoretical basis of biological processes of the mechenism of stable isotopic fractionation of environmental geochemistry. We have published 7 papers, including 2 papers of SCI,have contributed 3 papers, and will accomplish 3 or 4 papers. |
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