The BTO Heronries Census of England and Wales 1928-2000: new indices and a comparison of analytical methods

Author(s): Marchant, J.H., Freeman, S.N., Crick, H.Q.P. & Beaven, L.P.

Published: January 2004

Journal: Ibis Volume: 146

Digital Identifier No. (DOI): 10.1111/j.1474-919X.2004.00272.x

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The BTO Heronries Census of England and Wales 1928-2000: new indices and a comparison of analytical methods

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