2,337,820 research outputs found

    Spontaneous gene flow and population structure in wild and cultivated chicory, Cichorium intybus L.

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    Spontaneous gene flow between wild and cultivated chicory, Cichorium intybus L., may have implications for the genetic structure and evolution of populations and varieties. One aspect of this crop-wild gene flow is the dispersal of transgenes from genetically modified varieties, e.g. gene flow from GM chicory to natural chicory could have unwanted consequences. With the purpose to identify and quantify crop-wild gene flow in chicory, we analysed introgression in 19 wild chicory populations and 16 accessions of chicory varieties and landraces distributed across Northern, Central and Mediterranean Europe. The analysis used 281 AFLP markers and 75 SSAP markers giving a total of 356 polymorphic markers. Results from model based assignments with the program STRUCTURE indicated many incidents of recent gene flow. Gene flow was observed both between cultivars and wild populations, between landraces and wild populations, between different wild populations as well as between cultivars. Population structure visualized by distance-based clustering showed a North–South geographical structuring of the wild populations, and a general grouping of the cultivars corresponding to known origin. The results indicated, however, that the structuring between the two groups of wild and cultivated types was weak. As crop and wild recipients are genetically close and genes are transferred between the two types rather frequently, focus on mitigating crop-wild gene flow should be increased, before transgenic varieties are cultivated openly

    Diagnosing wild species harvest : resource use and conservation /

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    Diagnosing Wild Species Harvest bridges gaps of knowledge fragmented among scientific disciplines as it addresses this multifaceted phenomenon that is simultaneously global and local. The authors emphasize the interwoven nature of issues specific to the ecological, economic, and socio-cultural realms of wild species harvest. The book presents the diagnosing wild species harvest procedure as a universal approach that integrates seven thematic perspectives to harvest systems: resource dynamics, costs and benefits, management, governance, knowledge, spatiality, and legacies. When analyzed, these themes help to build a holistic understanding of this globally important phenomenon. Scholars, professionals and students in various fields related to natural resources will find the book a valuable resource. Wild species form important resources for people worldwide, and their harvest is a major driver of ecosystem change. Tropical forests regions, including Amazonia, are among those parts of the world where wild species are particularly important for people's livelihoods and larger economies. This book draws on tangible experiences from Amazonia, presented in lively narratives intermingling scientific information with stories of the people engaged in harvest and management of wild species.Includes bibliographical references and index.Diagnosing Wild Species Harvest bridges gaps of knowledge fragmented among scientific disciplines as it addresses this multifaceted phenomenon that is simultaneously global and local. The authors emphasize the interwoven nature of issues specific to the ecological, economic, and socio-cultural realms of wild species harvest. The book presents the diagnosing wild species harvest procedure as a universal approach that integrates seven thematic perspectives to harvest systems: resource dynamics, costs and benefits, management, governance, knowledge, spatiality, and legacies. When analyzed, these themes help to build a holistic understanding of this globally important phenomenon. Scholars, professionals and students in various fields related to natural resources will find the book a valuable resource. Wild species form important resources for people worldwide, and their harvest is a major driver of ecosystem change. Tropical forests regions, including Amazonia, are among those parts of the world where wild species are particularly important for people's livelihoods and larger economies. This book draws on tangible experiences from Amazonia, presented in lively narratives intermingling scientific information with stories of the people engaged in harvest and management of wild species.Online resource; title from PDF title page (ScienceDirect, viewed Dec. 16, 2013).pt. I. Focus on wild species harvest -- pt. II. Stories from the forest floor -- pt. III. Seven thematic perspectives -- pt. IV. Diagnosis and action.Elsevie

    Twelve Select Examples Of The Ecclesiastical Architecture Of The Middle Ages, Chiefly In France, From Drawings By Charles Wild

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    TWELVE SELECT EXAMPLES OF THE ECCLESIASTICAL ARCHITECTURE OF THE MIDDLE AGES, CHIEFLY IN FRANCE, FROM DRAWINGS BY CHARLES WILD Twelve Select Examples Of The Ecclesiastical Architecture Of The Middle Ages, Chiefly In France, From Drawings By Charles Wild ( - ) Cover ( - ) Illustration, Bl. 1 ([1]) Illustration, Bl. 2 ([2]) Illustration, Bl. 3 ([3]) Illustration, Bl. 4 ([4]) Illustration, Bl. 5 ([5]) Illustration, Bl. 6 ([6]) Illustration, Bl. 7 ([7]) Illustration, Bl. 8 ([8]) Illustration, Bl. 9 ([9]) Illustration, Bl. 10 ([10]) Illustration, Bl. 11 ([11]) Illustration, Bl. 12 ([12]

    [Frank Wild, Leader, and Morton Henry Moyes, Meteorologist, Western Base Party, standing with knife over a Weddell seal, Australasian Antarctic Expedition, 1911-1914] [picture] /

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    Part of collection: Sir Douglas Mawson collection of Antarctic photographs.; "Q397 (Wild 93)"--In pencil on verso.; Condition: Good; glued to backing board.; Also available in an electronic version via the Internet at: http://nla.gov.au/nla.pic-vn3119204

    Dioptra o alidada

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    Llautó, ferro, vidreAlidada per treballar amb planxeta. Està fabricada per Wild; però el segell podria estar tapat per la pintura.Longitud de l’ocular: 19.5 cm. Augment: x 24.32 x 12 x 16 c

    Wild, wild east

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    1988 version of the script for a feature film "To the Hilt" (Wild, Wild East). The script was thoroughly revised in 2011, prior to commencement of production directed by Stole Popov. The shooting of the film happened in 2012. The film will open in 2013

    Türcken-Posaun : das ist drey christliche Predigen über die sechste Offenbarungs Posaun ...von welcher gehandelt wird von der Türcken Kriegswesen, Religion ...

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    durch Abraham Wild, Dienern der Kirch Matth, in dem Land Glaris daselbstBogensignaturen: )(⁴, )(², A-K⁴, L
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