Factors that affect the increment of a stand

The increment of a stand is influenced by several factors such as: 

Species composition: The growth rate of the dominant tree species in the frame affects the overall increment of the frame 

Site quality: The physical and biological conditions of the site, such as soil fertility, water availability, and pest/disease pressure, can impact the growth rate of trees. 

Silviculture practices: The management of the stand, including thinning, pruning, and fertilization, can influence the growth rate of trees and the overall increment of the stand. 

Climate: Changes in temperature, precipitation, and atmospheric carbon dioxide levels can impact the growth rate of trees. 

Competition: Competition for resources such as light, water, and nutrients among trees in the stand can limit the growth of individual trees and affect the overall increment of the stand. 

Natural disturbances: Natural events such as fires, insect outbreaks, and windstorms can impact trees' growth rate and the stand's overall increment.