CONTENTS 



PAGE 



I. INTRODUCTION ... ... 6 



Topography, Climate, Geology, and Soil. 



II. METHODS OF MEASUREMENT AND DETAILS OF GROWTH OF 



DIFFERENT SPECIES ... ... ... ... ... n 



A. Larch. Effect of Elevation, Effect of Wind, 



Future Development of Sample Groups, 



the Larch on Exposed Slopes, Summary ... 12 



B. Scotch Pine 21 



C. Spruce. Sample Groups ... ... ... ... 22 



D. Miscellaneous Species and Mixtures of Species 27 



i. Corsican Pine. 2. Douglas Fir with Larch. 

 3. Douglas Fir with Abies grandis and 

 Larch. 4. Larch, Scotch Pine and 

 Spruce. 5. Various Exotic Conifers. 



E. The Relative Rates of Height Growth of the 



different Species 29 



F. Quality of the Timber ... ... ... ... 30 



III. UTILISATION OF THE DATA FOR A SURVEY 32 



A. Method of Arriving at a Basis for a Survey ... 32 



General Considerations. Use of Yield 

 Tables. Comparison of Sample Plots with 

 Schiffel's Tables. Degree of Approxima- 

 tion Attained. Yield Tables Employed. 

 Application of Results of a Survey to 

 Afforestation Schemes. 



B. Systematic Method of Conducting a Survey ... 46 



C. Summary ... ... ... ... ... ... 46 



Appendix A. Mechanical and Chemical Analyses of Soil 



Samples ... ... ... ... ... 50 



Appendix B. Details of Caliper Measurements of Sample 



Areas ... ... .... ... ... ... 54 



Appendix C. Volume and Money Yield Tables for Spruce 



(after Schiffel) 59 



Appendix D. Soil Expectation Values for Spruce ... ... 64 



