Growth and chlorophyll measurements for the Cincinnati elm trees with and without root crown excavation.
Growthz/chlorophyll measurement | Treatment | |
---|---|---|
Excavation Mean (SD) | No excavation Mean (SD) | |
2005 trunk diameter (cm) | 1.9 (0.7) | 1.8 (1.3) |
2006 trunk diameter (cm) | 2.4 (3.4) | 0.8 (0.5) |
2007 trunk diameter (cm) | 0.8 (0.5) | 0.8 (0.6) |
2005 tree height (cm) | 2.7 (9.1) | 24.3 (34.6) |
2006 tree heighty (cm) | 155.4 (77.9) | 54.8 (79.7) |
2007 tree height (cm) | 6.10 (12.8) | 115.8 (173.4) |
2005 canopy width (cm) | 155.1 (63.1) | 118.8 (64.9) |
2006 canopy width (cm) | 57.9 (85.5) | 27.4 (33.5) |
2007 canopy width (cm) | 45.7 (45.9) | 36.5 (60.6) |
2004 twig extension (cm) | 17.3 (10.0) | 13.7 (7.1) |
2005 twig extension (cm) | 11.3 (4.5) | 12.1 (3.9) |
2006 twig extension (cm) | 9.2 (5.9) | 9.2 (5.6) |
2007 twig extensionx (cm) | 17.6 (7.6) | 13.4 (5.7) |
2005 chlorophyll | 33.6 (9.7) | 32.3 (11.8) |
2006 chlorophyll | 34.7 (12.7) | 31.3 (9.4) |
2007 chlorophyll | 29.7 (12.3) | 28.3 (7.2) |