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| 01429cam 2200325za 4500 |
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| 001 | 9.849172 |
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| 003 | CaOODSP |
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| 005 | 20221107153843 |
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| 007 | cr ||||||||||| |
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| 008 | 171221s1975 onc ||||o f000 0 eng d |
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| 040 | |aCaOODSP|beng |
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| 043 | |an-cn--- |
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| 086 | 1 |aCW69-9/45E-PDF |
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| 100 | 1 |aErskine, Anthony J., |d1931- |
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| 245 | 14|aThe co-operative Breeding Bird Survey in Canada, 1974 |h[electronic resource] / |cby Anthony J. Erskine. |
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| 260 | |a[Ottawa] : |bCanadian Wildlife Service, |c1975. |
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| 300 | |a19 p. |
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| 490 | 1 |aProgress notes ; |vno. 45 |
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| 500 | |a"April 1975." |
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| 500 | |aDigitized edition from print [produced by Environment and Climate Change Canada]. |
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| 500 | |aIssued also in French under title: Étude collective des populations d'oiseaux nicheurs du Canada, 1974. |
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| 520 | |a"The Breeding Bird Survey (BBS) is our only coast-to-coast operation monitoring trends in numbers of birds (especially land birds)"--Introd. |
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| 692 | 07|2gccst|aBirds |
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| 692 | 07|2gccst|aSurveys |
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| 710 | 1 |aCanada. |bEnvironment Canada. |
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| 710 | 2 |aCanadian Wildlife Service. |
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| 775 | 08|tÉtude collective des populations d’oiseaux nicheurs du Canada, 1974 |w(CaOODSP)9.859829 |
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| 830 | #0|aProgress notes (Canadian Wildlife Service)|vno. 45|w(CaOODSP)9.504439 |
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| 856 | 40|qPDF|s829 KB|uhttps://publications.gc.ca/collections/collection_2017/eccc/CW69-9-45-eng.pdf |
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