A new and improved modification to Smalian's equation for butt logs

Forest Products Journal

Volumn 54, Issue 4, 2004, Pages 69-72

  Patterson, David W ^a   Doruska, Paul F ^a  

^a UNIVERSITY OF ARKANSAS   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ABSOLUTE PERCENT ERROR (APE); BRUCE EQUATIONS; BUTT LOGS; SMALIAN EQUATIONS;

ERROR ANALYSIS; INDUSTRIAL APPLICATIONS; MATHEMATICAL MODELS; NUMERICAL ANALYSIS; PAPER AND PULP MILLS; REGRESSION ANALYSIS; SCANNING; WOOD PRODUCTS;

LOGGING (FORESTRY);

ERRORS; LOGGING; MATHEMATICAL ANALYSIS; PULP MILLS; REGRESSION ANALYSIS; SCANNING; WOOD PRODUCTS;

ALOCASIA MACRORRHIZOS; PINUS ECHINATA;

EID: 2342536483     PISSN: 00157473     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (7)

1. Avery, T.E. and H.E. Burkhart. 2002. Forest Measurements. 5th ed. McGraw Hill, Boston, MA. 456 pp.
2. Bruce, D. 1982. Butt log volume estimators. Forest Sci. 28:489-503.
3. Doruska, P.F. and D.W. Patterson. 2002. Using nonparametric regression to examine taper of irregular logs. In: Proc. of the Southern Mensurationists' Conference. P.F. Doruska and D.C. Bragg, eds. Arkansas Forest Resources Center, Monticello, AR. 43 pp.
4. Patterson, D.W., H.V. Wiant, Jr., and G.B. Wood. 1993a. Log volume estimations; The centroid method and standard formulas. J. Forestry 91(8):39-41.
5. _, _, and _. 1993b. Errors in estimating the volume of butt logs. Forest Prod. J. 43(3):41-44.
6. Wiant, H.V., Jr., D.W. Patterson, C.C. Hassler, G.B. Wood, and J.C. Rennie. 1996. Comparison of formulas for estimating volume of butt logs of Appalachian hardwoods. Northern J. of Applied Forestry 13(1):5-7.
7. Williams, J.G., W.H. McNab, and A. Clark, III. 1991. Volume estimators for pondcypress butt logs. Res. Note SE-361. USDA Forest Serv., Southeastern Forest Expt. Sta., Ashville, NC. 7 pp.