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040 |aCaOODSP|beng
043 |an-cn---
0861 |aA13-1/94-1936E-PDF
1001 |aHanna, W. F.
24514|aThe production of smut-free seed |h[electronic resource] / |cby W.F. Hanna and W. Popp.
260 |aOttawa : |bDominion of Canada, Department of Agriculture, |c1936.
300 |a[1] p.
4901 |aCircular ; |v94
500 |a"Publication 490, Issued March 1936, First printing"
500 |aOn cover: Division of Botany, Experimental Farms Branch.
500 |aHistorical publication digitized by Agriculture and Agri-Food Canada.
69207|2gccst|aCereals
69207|2gccst|aPlant diseases
7001 |aPopp, W.
7101 |aCanada.|bDepartment of Agriculture.
7102 |aDominion Experimental Farms and Stations (Canada)
830#0|aCircular (Canada. Dept. of Agriculture)|v94|w(CaOODSP)9.507877
85640|ahttp://publications.gc.ca|qPDF|s226 KB|uhttps://publications.gc.ca/collections/collection_2015/aac-aafc/agrhist/A13-1-94-1936-eng.pdf