Census of the British Ring-necked Parakeet Psittacula krameri population by simultaneous counts of roosts
Authors: Pithon J.A.1; Dytham C.1
Source: Bird Study, Volume 46, Number 1, 1 March 1999 , pp. 112-115(4)
Publisher: British Trust for Ornithology
Keywords: Psittacula
Language: English
Document Type: Miscellaneous
Affiliations: 1: Department of Biology, University of York, PO Box 373, York YO10 5YW, UK
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