Information ReportCanadian Forestry Service, Department of the Environment, 1972 - Forests and forestry |
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28F DAYS 42F DAYS Alberta Alberta Forest aphid APPENDIX Arceuthobium americanum AUG SEPT MEAN balsam poplar Bow River Canada Canadian Forestry Service canker Chrysomyxa climatic competition conk DAY LENGTH HRS DAYS ABOVE 42F DAYS ALOVE DEG DAYS Edmonton Edmonton 70 EVAPOTRANS FEET LATITUDE 54 FOREST FUNGI COLLECTED forest plantations Forest Research Centre FROST-FREE PERIOD DAYS fungi fungus Gymnosporangium Hiratsuka Host Remarks Hypoxylon II,III Information Report Insect and Disease JULY AUG SEPT JUNE JULY AUG KILLING FROST-FREE PERIOD Kootenay National Park Lac La Biche leaf rust lodgepole pine LONGITUDE Low populations Manitoba needle cast Northern Forest Research nutrient solutions peat plantations established plots Prairie PRECIPITATION Provincial Park Saskatchewan sawfly seedlings SEPT MAY JUNE SEPT MEAN TEMPERATURE slash conditions slash fungus species Spring 70 H spruce needle rust strip summer cut survival Table thinning throughout the Park trees trunk rot WATER DEFICIENCY white spruce Whitecourt