Factors To Consider When Deciding Whether To Thin Flashcards Preview

Woodland Management > Factors To Consider When Deciding Whether To Thin > Flashcards

Flashcards in Factors To Consider When Deciding Whether To Thin Deck (10)
Loading flashcards...
1

Name the factors

-Site factors
-Objectives
-Stocking density
-BA threshold
-Visual assessment
-Reason for thinning
-access
-timber prices
-Disease

2

Site factors

-Risk of windblown trees along road and right of way, age of trees

3

Objectives

-What does the land owner wish to achieve?
-Obtain maximum income from site? Biodiversity?

4

Stocking density

-number of trees and the species

5

BA threshold

-Based on the BA threshold is it ready to thin?

6

Visual assessment

-think, weak stems and narrow crowns
-is less than 1/3 of the tree live crown?
-More than 70-80% canopy cover

7

Reason for thinning

-Increase timber quality
-Intermediate financial return
-Increase stability - wind damage
-Environmental considerations - let more light in

8

Access

-Timber extraction trucks or tractors
-Stacking areas
-Terrain

9

Timber prices

-Timber market and prices

10

Disease

-Any diseased trees that need to be thinned out