Steffi Meyer

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· Please reference the document title (Conducting a DG Assessment: A Framework for Strategy Development) and document identification number (PN-ACH-305). · USAID employees, USAID contractors overseas, and USAID sponsored organizations overseas may order documents at no charge. · Universities, research centers, government offices, and other institutions(More)
We studied the interaction between phototrophic and chemolithoautotrophic sulphide-oxidizing microorganisms in natural microbial mats forming in sulphidic streams. The structure of these mats varied between two end-members: one characterized by a layer dominated by large sulphur-oxidizing bacteria (SOB; mostly Beggiatoa-like) on top of a cyanobacterial(More)
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