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Live Crown Ratio (LCR) <br />• Ratio of crown height to total tree <br />height <br />• Crown begins at first main branch <br />• Standard deciduous LCR = 60% <br />• Standard coniferous LCR = 75% <br />T <br />https //openoregon pressbooks pub/forestmeasurements/chapter/5-4-live-crown-ratio/ <br />