Forest Health : An Integrated Perspective
John D. Castello
Bok Engelsk 2011 · Electronic books.
| Annen tittel | |
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| Utgitt | Cambridge : Cambridge University Press , 2011
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| Omfang | 1 online resource (406 p.)
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| Opplysninger | Description based upon print version of record.. - 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 forest2.1. 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 statistic2.6.5 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 instructions3.3.2 Answers and interpretation; 3.4 Hurricane damage and sustainability in the Luquillo Forest Dynamics Plot, Puerto Rico; 3.4.1 Introduction; 3.4.2 Questions and instructions; 3.4.3 Answers and interpretation; 3.5 White spruce stand in Anchorage, Alaska; 3.5.1 Background and introduction; 3.5.2 Questions and methodology; 3.5.3 Answers and interpretation; References; Section II FOREST HEALTH AND ITSECOLOGICAL COMPONENTS; 4 Regulators and terminators: the importance of biotic factors to a healthy forest; 4.1 Biotic agents of tree stress. - 4.1.1 The roles of disease and insects in forested ecosystems4.2 Forest pest and disease management; 4.2.1 Insect outbreaks; 4.2.2 Combining spatial and temporal characteristics allows for a practical classification of forest insect outbreaks (Table 4.1).; 4.3 Control of forest insects; 4.4 Disease; 4.4.1 Diseases may have a positive, negative, or no impact on overall forest health; and thus on management decisions.; 4.5 Summary and conclusion; References; 5 Alien invasions: the effects of introduced species on forest structure and function; 5.1 Ecology and mechanisms of invasion. - 5.2 Important groups of invasive organisms in forests. - Elevates forest health from a fuzzy concept to an ecologically sound paradigm, providing instructions and exercises for forest sustainability assessments.
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| Emner | |
| Sjanger | |
| Dewey | |
| ISBN | 9780521747417. - 9780521766692
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