000 01315nam  2200337za 4500
0019.849151
003CaOODSP
00520240527135430
007cr |||||||||||
008171221s1974    onc ||||o    f000 0 eng d
040 |aCaOODSP|beng
041 |aeng|bfre
043 |an-cn---
0861 |aCW69-9/39E-PDF
1001 |aSugden, Lawson G.
24512|aA comparison of two methods of counting ducks and ponds on roadside transects |h[electronic resource] / |cby Lawson G. Sugden.
260 |a[Ottawa] : |bCanadian Wildlife Service, |c1974.
300 |a3 p.
4901 |aProgress notes ; |vno. 39
500 |a"April 1974."
500 |aDigitized edition from print [produced by Environment and Climate Change Canada].
500 |aIncludes summary in French.
504 |aIncludes bibliographical references.
520 |a"Roadside transects are frequently used to obtain waterfowl population indices and quantitative data on wetlands"--Introd.
69207|2gccst|aBirds
69207|2gccst|aSurveys
7101 |aCanada. |bEnvironment Canada.
7102 |aCanadian Wildlife Service.
830#0|aProgress notes (Canadian Wildlife Service)|vno. 39|w(CaOODSP)9.504439
85640|qPDF|s171 KB|uhttps://publications.gc.ca/collections/collection_2017/eccc/CW69-9-39-eng.pdf