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Bird monitoring methods
Gillian Gilbert, David Wingfield Gibbons, David W. Gibbons, Julianne Evans · Royal Society for the Protection of Birds
464 sayfa · 2000
Birds / Handbooks, manuals / Counting / Technique / Bird populations
Bird Monitoring Methods
Gillian Gilbert, David W. Gibbons, Julianne Evans, British Trust for Ornithology Staff, Wildfowl & Wetlands Trust Staff · Pelagic Publishing Ltd.
464 sayfa · 2011
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