Contents

Preface
Executive Summary

Biological concepts of timber production
Economic principles
Forest planning considerations
The decision framework and process
Decision support tools

Introduction

Background
A change in philosophy
Decision criteria

Biological Concepts of Timber Production

Stand production potential
Stand development


Differentiation and stratification
Mortality
Repression


Stand production
Density management practices


Espacement
Pre-commercial thinning (juvenile spacing)
Commercial thinning
Evaluating the effects of density management practices
Volume-diameter trade-off


Other density management considerations


Wood quality
Waste and breakage
Damaging agents
Other resource values
Associated biotic and abiotic effects

Economic Principles of Timber Production

Introduction
Density management activities as investments
Revenue assumptions


Valuation point
Real price changes
Piece size and price


Harvesting costs
Milling costs
Silviculture treatment costs
Selecting a discount rate
The importance of sensitivity analysis

Forest Planning Considerations

Introduction
Linkages between levels of planning
Forest-level objectives


Timber objectives
Non-timber objectives
Employment objectives


Objectives, opportunities and options
The importance of forest-level plans


Identifying strategic silvicultural opportunities that help meet forest-level objectives
Identifying silvicultural opportunities through the assessment of existing forest-level information
Forest-level modelling

A Structured Decision Process

Introduction
Decision framework


Management objectives
Strategic practices
Tactical prescriptions


Decision support process
Project planning
Adaptive management

Density Management Planning Tools

Introduction
Growth and yield models
Stocking guides
Stand density management diagrams
Forest estate models


Simulation models
Mathematical programming models


Economic analysis tools
Stand- and forest-level analysis tools

Glossary
References
Appendix 1. Predicting future timber values

Introduction
Timber price increases
End-product prices
Wood chip prices
Japanese lumber markets
Conclusions and recommendations

Appendix 2. Tactical analysis and design

Introduction
General approach
Pre-commercial thinning options analysis

Copyright © 1999
Province of British Columbia
B.C. Ministry of Forests,
Forest Practices Branch.

Comments to: Tim Ebata <Tim.Ebata@gems8.gov.bc.ca>

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For more information please contact:
B.C. Ministry of Forests
Forest Practices Branch
PO Box 9513 Stn. Prov. Govt.
Victoria, British Columbia
V8W 9C3

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