R. Ostry

Microfabric Analyses of Till

R. Ostry, R. E. Deane, 1963 .

Saugeen River, Ontario summary pilot watershed report

R. Ostry, R. Hore, 1978 .

Agriculture and Water Quality in the Canadian Great Lakes Basin: I. Representative Agricultural Watersheds 1

W. T. Dickinson, D. R. Coote, W. Dickinson, 1982 .

Pollution from land runoff

William C. Sonzogni, D. R. Coote, G. Chesters, 1980 .

THE EFFECT OF SOME WASTE DISPOSAL PRACTICES ON GREAT LAKES WATER QUALITY

H. Chan, P. DeAngelis, R. Ostry, 1980 .