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- [2] EFFECTS OF A NATURAL BIVOLTINE STRAIN OF THE EUROPEAN CORN-BORER, OSTRINIA-NUBILALIS (LEPIDOPTERA, PYRALIDAE), ON GRAIN CORN YIELDS IN SOUTHWESTERN ONTARIO, 1973-77 CANADIAN ENTOMOLOGIST, 1981, 113 (07): : 585 - 591
- [6] SOUTHWESTERN CORN-BORER, DIATRAEA-GRANDIOSELLA - CASE HISTORY OF AN INVADING INSECT MISSOURI AGRICULTURAL EXPERIMENT STATION RESEARCH BULLETIN, 1979, (1031): : 4 - 52
- [9] THE DIFFUSION OF GRAIN CORN PRODUCTION THROUGH SOUTHERN ONTARIO, 1946-1971 CANADIAN GEOGRAPHER-GEOGRAPHE CANADIEN, 1981, 25 (04): : 333 - 349
- [10] THE DIFFUSION OF GRAIN CORN PRODUCTION THROUGH SOUTHERN ONTARIO, 1971-81 CANADIAN GEOGRAPHER-GEOGRAPHE CANADIEN, 1985, 29 (02): : 168 - 172