全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:Subir Bera , Yifeng Yao ...
来源:[J].Chinese Science Bulletin(IF 1.319), 2014, Vol.59 (19), pp.2331-2339Springer
摘要:Abstract(#br)The present article deals with the use of tree barks as a natural trap for airborne spores and pollen grains in China. The study carried out at the southern part of Beijing Botanical Garden, Institute of Botany, Chinese Academy of Sciences has yielded a variety of pa...
作者:Subir Bera , Sudha Gupta ...
来源:[J].Journal of Earth System Science(IF 0.695), 2014, Vol.123 (6), pp.1433-1438Springer
摘要:Abstract(#br)A part of the compressed tree fern axis with leaf and adventitious root scars in unusual arrangement from Plio–Pleistocene sediments of Arunachal Pradesh, India is described as Cyathea siwalika sp. nov. This record suggests that Cyathea was an important componen...
作者:MAHASIN ALI KHAN , SUBIR BERA
来源:[J].Journal of Earth System Science(IF 0.695), 2016, Vol.125 (5), pp.1079-1087Springer
摘要:Abstract(#br)Fossil leaflet impression described here as a new species Rourea miocaudata sp. nov., showing close resemblance with the modern leaflets of Rourea caudata Planch. (Connaraceae R. Br.), has been recorded from the lower part of the Siwalik sediments (Dafla Formati...
作者:Subir Bera , Suryendu Dutta ...
来源:[J].Geobios(IF 1.052), 2017, Vol.50 (1), pp.3-8Elsevier
摘要:Abstract(#br)The chemical composition of fossil resins from Middle to Late Eocene lignite samples of the western margin of Bengal Basin, India, has been chemically analyzed to infer their botanical affinity. The terpenoid content of the resins has been characterized using ga...
作者:Subir Bera , Suryendu Dutta ...
来源:[J].Geobios(IF 1.052), 2016Elsevier
摘要:Abstract(#br)The chemical composition of fossil resins from Middle to Late Eocene lignite samples of the western margin of Bengal Basin, India, has been chemically analyzed to infer their botanical affinity. The terpenoid content of the resins has been characterized using ga...
作者:... Krishnendu Acharya , Narayan Ghorai , Subir Bera
来源:[J].Palaeogeography, Palaeoclimatology, Palaeoecology(IF 2.745), 2017Elsevier
摘要:Abstract(#br)In spite of their demonstrated implications as ecological indicators, modern analogue studies of non-pollen palynomorphs (NPPs) from the mountainous regions are still meagre. We present here the results of a study on modern NPP assemblages recovered from surface...
作者:... C.M. Nautiyal , Meghma Bera , Subir Bera
来源:[J].Catena(IF 1.881), 2018, Vol.170, pp.84-99Elsevier
摘要:Abstract(#br)To understand the present day climate change impacts on ecosystem, knowledge of the rapid climatic events occurred within the last few thousand years is crucial. Indian summer monsoon (ISM) dominated eastern Himalayan vegetation is sensitive to even a minor chan...
作者:... Ruby Ghosh , Dipak Kumar Paruya , Subir Bera
来源:[J].Flora(IF 1.716), 2018Elsevier
摘要:Abstract(#br)To understand the relationship of phytolith production patterns in regional pteridophytes with elevation dependent climatic variables, and their potential to differentiate vegetation zones of the eastern Himalayan Mountain, we have studied phytolith spectra of 5...
作者:... Robert A. Spicer , Teresa E.V. Spicer , Subir Bera
来源:[J].Review of Palaeobotany and Palynology(IF 1.933), 2018Elsevier
摘要:Abstract(#br)Information on whether tyloses in fossil angiospermic plants formed specifically in response to infestation with pathogenic fungi has been lacking so far, and thus the evolutionary history of tylosis formation as a physical restraint strategy against the advancing fu...
作者:... Krishnendu Acharya , David L. Dilcher , Subir Bera
来源:[J].Fungal Biology(IF 2.082), 2018Elsevier
摘要:Abstract(#br)The present study reports in situ occurrence of two new fossil epiphyllous fungal species of Phomites (comparable to modern plant pathogen Phoma Sacc.) on different compressed angiospermic leaf remains recovered from the Siwalik sediments (middle Miocene to early Ple...

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