What are some implications of measuring tree growth?

• A. Shorter rotation cycles.
• B. Pest/pathogen resistance and fecundity.
• C. Increased soil erosion.
• D. Decreased biodiversity.

Answer: (B)

Measuring tree growth reflects how vigorously a tree is using its resources, which tells us about its overall health and energy available for defense and reproduction. When growth is strong, a tree has more resources to invest in resisting pests and pathogens, and it also typically has higher fecundity because more energy can go into producing seeds. This direct link between growth and the tree’s ability to defend itself and reproduce makes pest/pathogen resistance and fecundity the most meaningful implications of growth measurements. Other effects, like shorter rotation cycles, increased soil erosion, or decreased biodiversity, are influenced by a broader mix of site conditions, management practices, and ecological dynamics and aren’t direct implications of simply measuring growth.