Pirone's tree maintenance

General maintenance practices.
The value of trees.
The structure of the tree and function of its parts.
The soil and its relation to trees.
Factors important for tree selection.
Transplanting trees.
Fertilizers and their use.
Pruning.
Tree preservation and repair.
Diagnosis and management of tree problems.
Diagnosing tree problems.
Damage due to nonparasitic factors.
Insect and mite pests of trees.
Parasitic diseases of trees.
Coping with tree pests and diseases.
Abnormalities of specific trees.