Arboriculture Exam 2023 Graded A+

Arboriculture is - ANSWER-The selection, planting, care, and cultivation of single trees* and small groups of trees for the direct benefit of people. *and other woody plants and palms Urban forestry - ANSWER-is the management of the planted and naturally occurring trees in urban and urban-interface areas Areas of commonality Between urban forestry and Arboriculture - ANSWER-Both deal with big perennial plants Both deal with soils & growing trees Both deal with people Areas of uniqueness Between urban forestry and Arboriculture - ANSWER-Arboriculture focuses on individual trees. Urban Forestry focuses on groups of trees. Urban Forestry focuses on the effects of trees on the urban environment. Arboriculture focuses on how the urban environment affects trees. Top three essential elements of a live tree are: - ANSWER-Oxygen, 65 to 75% Hydrogen, 9 to 10% Carbon, 15 to 18% Essential Mineral Elements - ANSWER-Must be required for completion of the life cycle of the plant. Must not be replaceable by another element. Must be directly involved in plant metabolism; that is, it must be required for a specific physiological function. Must be required by a substantial number of plant species, not just one or two species. Macro elements - ANSWER-Nitrogen Phosphorous Potassium Calcium Magnesium Sulfur Micro Elements - ANSWER-Nickel Chlorine Iron Boron Manganese Zinc Copper