Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 9 of 9 for “"canescens"”.
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A comparative study of Corynephorus canescens (L.) P.Beauv. communities of inland sand dunes in England and Poland
… dunes supporting Grey Hair-grass Corynephorus canescens are a declining European habitat designated for conservation under the EU’s Habitats Directive. In Britain they are confined to a handful of sites in East Anglia and the West Midlands. This study investigated the relationships of the …
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Managing open habitats for species conservation : the role of wild ungulate grazing, small-scale disturbances, and scale
… in three successional stages (i) Corynephorus canescens-dominated grassland, (ii) ruderal tall forb vegetation dominated by Tanacetum vulgare and (iii) Pinus sylvestris-pioneer forest over three years. Our results demonstrate that wild megaherbivores considerably affected species composition …
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Preserving Biodiversity for a Climate Change Future: A Resilience Assessment of Three Bay Area Species--Adenostoma fasciculatum (Chamise), Arctostaphylos canescens (Hoary Manzanita), and Arctostaphylos virgata (Marin Manzanita)
… </p> <p>3. Hoary Manzanita (<em>Arctostaphylos canescens)</em> – A species with paleo-ecological records traced to northern, cooler regions</p> <p>Of these chosen species <em>Adenostoma fasciculatum </em>was determined to be the most resilient due to a high threshold tolerance of climate change …
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The biology of poplar rust in the South Western Cape with special reference to the carbon physiology of the host-biotroph relationship
… Western Cape, Melampsora sp., infecting Populus canescens (Aiton) Sm., was stimulated by the apparently non-harmful effect of the pathogen on its host. The healthy appearance of the infected poplar tree and the lack of morphological changes in the leaves of infected shoots suggested that the rust …
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Freshwater snail diversity in relation to Schistosomiasis in the middle Zambezi basin in Lusaka Province
… of Bulinus globosus, Bulinus forskalli, Bulinus canescens, Biomphalaria pfeifferi, Segmentorbis angustus, Gyraulus costulatus, Lymnaea natalensis, Physa acuta and Ferrissia burnupi burnupi. The prosobranch species consisted of Bellamya cappillata, Cleopatra nsendwensis, Gabbiella kisalensis, …
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Microlepidoptera of Illinois hill prairies
… monophagous leaf feeders on leadplant, Amorpha canescens (Fabaceae). Because these moths are restricted to tallgrass prairie, they are likely to be of interest to conservation biologists. In the interest of naming the moths to facilitate communication regarding them, and to augment our taxonomic …
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Melastomataceae Juss. no campo rupestre do Parque Estadual do Itacolomi, Minas Gerais, Brasil: relações ecológicas, fitofisionômicas, padrões de distribuição geográfica e comparação florística
… glutinosa, Leandra dendroides, Tibouchina canescens e Tibouchina gardneriana tiveram seu primeiro registro de ocorrência para o domínio do Cerrado. A comparação florística entre as 17 áreas analisadas demonstrou baixa similaridade, sendo a vegetação de Minas Gerais diferente floristicamente …
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Ecosystem impacts of tamarisk (Tamarix spp.) management in the Arkansas River watershed, Colorado: effects of disturbance and herbicide residues on passive plant community restoration
… demonstrate sensitivity to triclopyr. Atriplex canescens, Elymus canadensis and Sporobolus airoides were the most sensitive to typical imazapyr residues. Fecundity in S. airoides and Bouteloua curtipendula were also negatively impacted by the highest rate of both triclopyr (3.92 kg ai ha-1) and …