A field validation of some common birds census techniques a report from the British Trust for Ornithology to the Nature Conservancy Council in respect of certain work conducted under Contract No. HF3/03/192

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Bibliographische Detailangaben
1. Verfasser:	O'Connor, Raymond J.
Weitere Verfasser:	Marchant, John H.
Format:	UnknownFormat
Sprache:	eng
Veröffentlicht:	Thetford National Centre for Ornithology 1981
Schriftenreihe:	[BTO research reports 4]
Schlagworte:
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Beschreibung
Beschreibung:	219, 9, [20] S. graph. Darst.
Bibliographie:	Literaturverz. S. 214 - 219

A field validation of some common birds census techniques a report from the British Trust for Ornithology to the Nature Conservancy Council in respect of certain work conducted under Contract No. HF3/03/192