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008150521s1952    oncabo||o    f000 0 eng d
040 |aCaOODSP|beng
043 |an-cn---
0861 |aA43-867/1952E-PDF
1001 |aBalch, R. E. |q(Reginald Ernest), |d1894-1994.
24510|aStudies of the balsam woolly aphid Adelges Piceae (Ratz.) and its effects on balsam fir, Abies Balsamea (L.) Mill. |h[electronic resource] / |cby R.E. Balch.
24616|aStudies of the balsam woolly aphid Adelges Piceae (Ratz.) (Homoptera : Phylloxeridae) and its effects on balsam fir, Abies Balsamea (L.) Mill.
260 |aOttawa :|bDepartment of Agriculture,|c1952.
300 |a76 p. :|bill., photographs, tables.
500 |a"January, 1952".
500 |aHistorical publication digitized by Agriculture and Agri-Food Canada.
500 |a"Science Service, Division of Forest Biology, Dominion Entomological Laboratory, Fredericton, N.B."
504 |aBliographical references: p.75-76.
69207|2gccst|aTrees
69207|2gccst|aPests
7101 |aCanada.|bDepartment of Agriculture.
85640|qPDF|s8.39 MB|uhttps://publications.gc.ca/collections/collection_2015/aac-aafc/A43-867-1952-eng.pdf