Selecting plot sizes when quantifying growing conditions in understories

Northern Journal of Applied Forestry

Volumn 19, Issue 3, 2002, Pages 137-140

  Puettmann, Klaus J ^a   D'Amato, Anthony W ^a  

^a OREGON STATE UNIVERSITY   (United States)

Author keywords

Competition; Eastern white pine; Neighborhood size; Overstory cover; Regeneration

Indexed keywords

COMPETITION; CULTIVATION; DATA REDUCTION; HARVESTING; SEED; STATISTICAL METHODS;

DIFFUSE NONINTERCEPTANCE (DIFN); GROWING CONDITIONS; NEIGHBORHOOD SIZE; OVERSTORY COVER; REGENERATION;

FORESTRY;

COMPETITION; CULTIVATION; DATA PROCESSING; FORESTRY; HARVESTING; PINUS STROBUS; SEEDLINGS; STATISTICAL ANALYSIS;

PINUS STROBUS; STROBUS;

EID: 4644250737     PISSN: 07426348     EISSN: None     Source Type: Journal    
DOI: 10.1093/njaf/19.3.137     Document Type: Article

References (19)

1. BELLA, I.E. 1971. A new competition model for individual trees. For. Sci. 17:364-372.
2. CANHAM, C.D., A.C. FINZI, S.W. PACALA, AND D.H. BURBANK. 1994. Causes and consequences of resource heterogeneity in forests: interspecific variation in light transmission by canopy trees. Can. J. For. Res. 24:337-349.
3. COATES, D.K., AND P.J. BURTON. 1997. A gap-based approach for development of silvicultural systems to address ecosystem management objectives. For. Ecol. Manage. 99:337-354.
4. COMEAU, P.G., F. GENDRON, AND T. LETCHFORD. 1998. A comparison of several measures for estimating light under a paper birch mixedwood stand. Can. J. For. Res. 28:1843-1850.
5. GENDRON, F., C. MESSIER, AND P.G. COMEAU. 1998. Comparison of various methods for estimating the mean growing season percent photosynthetic photon flux density in forests. Agric. For. Meteor. 92:55-70.
6. HOWARD, K.M. AND M. NEWTON. 1984. Overtopping by successional coast-range vegetation slows Douglas-fir seedlings. J. For. 82:178-180.
7. JENKINS, M.W., AND J.L. CHAMBERS. 1989. Understory light availability in mature hardwood stands after partial overstory removal. For. Ecol. Manage. 26:247-256.
8. KÜSSNER, R., AND R. MOSANDL. 2000. Comparison of direct and indirect estimation of leaf area index in mature Norway spruce stands of eastern Germany. Can. J. For. Res. 30:440-447.
9. LI-COR, INC. 1992. LAI-2000 Plant canopy analyzer operating manual. LI-COR Inc., Lincoln, NE.
10. MACHADO, J., AND P.B. REICH. 1999. Evaluation of several measures of canopy openness as predictors of photosynthetic photon flux density in deeply shaded conifer-dominated forest understory. Can. J. For. Res. 29:1438-1444.
11. MINCKLER, L.S. 1961. Measuring light in uneven-aged hardwood stands. USDA For. Serv. Cent. States For. Exp. Sta. Tech. Pap. CS-184. 9 p.
12. PRETZSCH, H. 1992. Konzeption und Konstruktion von Wuchsmodellen für Rein- und Mischbestände. Schriftenreihe der Forestwisserschaftlichen Fakultät der Universität München under der Bayerischen Forstlichen Versuchs- und Forschungsanstalt. Nr. 115.
13. PUETTMANN, K.J., AND P.B. REICH. 1995. The differential sensitivity of red pine and quaking aspen to competition. Can. J. For. Res. 25:1731-1737.
14. PUETTMANN, K.J., AND A.R. EK. 1999. Status and trends of silvicultural practices in Minnesota. North. J. Appl. For. 16:203-210.
15. SAS INSTITUTE INC. 1999. SAS/STAT user's guide: Version 8. SAS Institute Inc., Cary, NC.
16. SAUNDERS, M., AND K.J. PUETTMANN. 1999. Effects of overstory and under-story competition and simulated herbivory on growth and survival of white pine (Pinus strobus) seedlings. Can. J. For. Res. 29:536-546.
17. VALES, D.J., AND F.L. FUNNEL. 1988. Relationships between transmission of solar radiation and coniferous stand characteristics. Agric. For. Meteor. 43:201-223.
18. WAGNER, R.G., AND S.R. RADOSEVICH. 1991. Neighborhood predictors of interspecific competition in young Douglas-fir plantations. Can. J. For. Res. 21:821-828.
19. WELDEN, C.W., AND W. L. SLAUSON. 1986. The intensity of competition versus its importance: An overlooked distinction and some implications. Quart. Rev. Biol. 61:23-44.