The predictive models and procedures used in the forest stand ...

ABSTRACT 3
IN1RODUCfION 4
DATA. . . . . . .. . . . . . . . . .. . . . . . . . . . .. . . . . . . . . .. . .. . . .. . .. . . .. . .. . . .. . .. . . .. .. . . .. . . . . . .. . . .. . .. . . .. . .. . 5
ESTIMATION PROCEDURES 6
ESTIMATING TOTAL HEIGHT 7
ESTIMA TING HEIGHT- TO-CROWN BASE 8
CONVERTING MERCHANTABLE HEIGHTS TO TOTAL HEIGHTS 11
STOCHASTIC ERRORS 12
PARAMETER UPDATING 12
GENERATING STANDS FROM SUMMARYSTATISTICS 14
Generation of the Overstory of Trees. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 14
We i b u 11 D i s tri b u ti 0 n .. .. .. ... . .. . .. .. .. .. .. ... .. .. .. .. .. ... .. .. . .. .. ... .. .. . .. ... 16
Deriving the b and c coefficients. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 16
Estimating DBHs... .. ... ... .. ... ... . . ... . .. . . . . . . .. . . .. . .. . . . . . . .. . . .. . 20
Negative Exponential Distribution """""'"'''''' 20
Deriving the a and k coefficients 21
Calculations when Q or SNn are unknown.. .. .. .. .. ... .. .. .. .. 21
Estimating DBHs... . . .. . ... .. .. . ... . . ... . ... . .. . . .. . . .. . .. . . .. . . .. . . .. . 23
Generation of the Understory Trees 23
Specification of total numbers of understory trees. . . . . . . . . . . . . . . . . 25
Specification of species. . . . .. . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Creating an understory tree list.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
CONVERTING STANDTABLE DATATO AN INDIVIDUALTREE LIST... 29
Height Distributions 30
Height-to-crown base Distributions 31
VALIDATING THE DIAMETERDISTRIBUTIONGENERATIONPROCEDURE.. . 31
DISCUSSION 37
. LITERATURECITED 38
APPENDIX 41
APPENDIX B . .. . . . . . .. . . .. . .. . . . . . .. . . ... ... . .. . .. .. ... . .. . .. . . .. . .. . . .. ... . . ... .. . . .. . .. . . .. . .. . 43
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