Pruning
- Extension Publications
- Powell. 1998. Pruning for landscape managers.
- Fitzgerald and Ries 1997. Selection planting and care of new trees.
- Wade and Midcap 2007. Pruning ornamental plants in the landscape.
- Rakow and Weir III. 2005. Pruning: An illustrated guide to pruning ornamental trees and shrubs.
- McQuilkan. 1950. Effects of some growth regulators and dressings on the healing of tree wounds.