CONTENTS 



Page 



INTRODUCTION 1 



METHODS 2 



Equipment 2 



Needles and Litter Beds 3 



RESULTS 5 



Equilibrium Moisture Content 5 



Moisture Response Time 5 



DISCUSSION 8 



Equilibrium Moisture Content 8 



Timelag 12 



Moisture Diffusivity 16 



CONCLUSIONS 21 



PUBLICATIONS CITED 23 



APPENDIX: 



Sorption Time Constants for Single Ponderosa 



Pine Needles and Litter Beds 25 



