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| 01647cam 2200313za 4500 |
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| 001 | 9.858972 |
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| 003 | CaOODSP |
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| 005 | 20221107160133 |
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| 007 | cr ||||||||||| |
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| 008 | 180712s1973 onc |ot f|0| 0 eng d |
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| 040 | |aCaOODSP|beng |
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| 041 | |aeng|bfre|brus |
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| 043 | |an-cn-ab |
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| 086 | 1 |aCW65-8/24E-PDF |
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| 100 | 1 |aSugden, Lawson G. |
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| 245 | 10|aFeeding ecology of pintail, gadwall, American widgeon and lesser scaup ducklings in southern Alberta |h[electronic resource] / |cby Lawson G. Sugden. |
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| 260 | |aOttawa : |bCanadian Wildlife Service, |c1973. |
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| 300 | |a45 p. : |bfigures. |
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| 490 | 1 |aCanadian Wildlife Service report series ; |vno. 24 |
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| 500 | |aDigitized edition from print [produced by Environment and Climate Change Canada]. |
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| 504 | |aIncludes bibliographic references. |
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| 520 | |a"Objectives were to determine the diet of flightless young Pintails (Anas acuta), Gadwalls (A. strepera), American Widgeons (Mareca americana) and Lesser Scaups (Aythya affinis); investigate factors which influence food use and determine nutritional composition of duck foods. Diet was determined from dry weight of esophagus-proventriculus contents from 144 Pintails, 167 Gadwalls, 129 Widgeons and 135 Scaups"--Abstract, p. 4. |
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| 546 | |aIncludes abstracts in French and Russian. |
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| 692 | 07|2gccst|aAquatic birds |
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| 692 | 07|2gccst|aAnimal nutrition |
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| 710 | 2 |aCanadian Wildlife Service. |
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| 830 | #0|aReport series (Canadian Wildlife Service)|vno. 24.|w(CaOODSP)9.858862 |
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| 856 | 40|qPDF|s3.73 MB|uhttps://publications.gc.ca/collections/collection_2018/eccc/cw65-8/CW65-8-24-eng.pdf |
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