Caption: UIS Long Range Plan - 1970 (Sangamon State Univ)
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PART V - A. APPENDIX 2. APPENDIX 2. Important physical qualities determining the types of trees proposed have been assigned relative numerical values. Trees with the lowest scores are considered most valuable. VALUE SCALE Height 1 - 50 to 100 feet high 2 - 30 to 50 feet high 3 - 12 to 30 feet high 1 - rapid 2 - moderate 3 - slow long average short 1 2 3 18 to 24 inches/year 12 to 18 inches/year 4 to 12 inches/year 100 years plus 50 to 100 years 20 to 50 years Growth Rate Life Span Insect & Disease Tolerance relatively free / some maintenance hardy / seasonal maintenance not hardy / regular maintenance Wood Strength 1 - strong wood / low storm damage 2 - average wood / minor storm damage 3 - weak wood / high storm damage Cleanliness relatively clean moderately clean above average litter problem
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