Format:
1 Online-Ressource (406 Seiten)
ISBN:
9781139185455
Content:
Elevates forest health from a fuzzy concept to an ecologically sound paradigm, providing instructions and exercises for forest sustainability assessments
Content:
Cover -- Forest Health -- TItle -- Copyright -- Contents -- Preface -- Contributors -- Section I FOREST HEALTH AND MORTALITY -- 1 The past as key to the future: a new perspective on forest health -- 1.1 Introduction -- 1.2 Definitions of forest health -- 1.3 The concept of baseline mortality -- 1.4 Baseline mortality and silviculture -- 1.5 Biodiversity and forest health -- 1.6 The importance of spatial scale -- 1.7 Equilibrium vs. non-equilibrium concepts -- 1.8 Assumptions for appropriate use of the concept -- 1.9 Human activities, forest health, and the outline of the book -- References -- 2 Mortality: the essence of a healthy forest -- 2.1. Introduction -- 2.2 Forest growth and mortality -- 2.3. Diameter distribution of a sustainable forest -- 2.4 Theory and mathematical expression of baseline mortality -- 2.5 Statistical methods for fitting diameter distributions -- 2.5.1 Brief review of simple linear regression -- 2.5.2 Fitting the negative exponential function to sample stand data -- 2.5.3 Notes on model fitting -- 2.6 Alternative models of diameter distributions -- 2.6.1 Linear model vs. quadratic model for the ln(N)-D relationship -- 2.6.2 Other nonlinear functions -- 2.6.3 Stand profiling -- 2.6.4 Spatial scan statistic -- 2.6.5 Description of the SSS -- 2.6.6 Application of the SSS to forest pathology -- 2.6.8 Space-time permutation scan statistic -- 2.6.9 Description of the STPSS -- 2.6.10 Application of the STPSS to diameter distributions -- 2.7 Summary and conclusions -- References -- 3 How do we do it, and what does it mean? Forest health case studies -- 3.1 Introduction and assumptions -- 3.2 The health of the forests of northern New York State -- 3.2.1 Questions and instructions -- 3.2.2 Explanation of methodology -- 3.2.3 Answers and interpretation -- 3.3 Mountain beech in New Zealand -- 3.3.1 Questions and instructions
Note:
Description based on publisher supplied metadata and other sources
Language:
English
Subjects:
Agriculture, Forestry, Horticulture, Fishery, Domestic Science
Keywords:
Forstökologie
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