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近日,中国地质大学生物地质与环境地质国家重点实验室宋虎跃副研究员及合作者在国际地学领域权威期刊《GEOLOGY》上发表题目“Uranium and carbon isotopes document global-ocean redox-productivity relationships linked to cooling during the Frasnian-Famennian mass ex...
Octocorals are commonly identified from the structure of their calcium carbonate sclerites. However, small recruits cannot always be identified in this manner. Primers for microsatellite loci develop...
The food webs in two eutrophic European lakes were analyzed with respect totheir stability characteristics.The food web during the summer in Lake Nesjøvatn (Norway) appeared to be stable; its res...
The use of stable isotopes to study food webs has increased rapidly, but there are still some uncertainties in their application. We examined the d 15 N and d 13 C values of Antarctic euphausiids...
Recent literature has suggested that for many lakes and rivers, the respiratory breakdown of organic matter (R) exceeds production of organic matter by photosynthesis (gross primary production [GPP]) ...

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