Development of Vegetation and Surface Fuels Following Fire Hazard Reduction Treatment
Abstract
:1. Introduction
2. Methods
2.1. Study Area
2.2. Field Sampling
2.3. Canopy Fuel Calculations and Statistical Analysis
3. Results
3.1. Fuel Characteristics
3.2. Vegetation Characteristics
Time since treatment (years) | Mean density (stems ha−1) | QMD (cm) | % Density by species | ||||||
---|---|---|---|---|---|---|---|---|---|
ABSP | CADE | PIJE | PILA | PIPO | PSME | QUKE | |||
2–4 (n = 8) | 372(47) a | 33.7 | 26 | 21 | 12 | 7 | 7 | 14 | 13 |
5–7 (n = 5) | 336(62) a | 32.0 | 32 | 11 | 12 | 11 | 12 | 15 | 8 |
8+ (n = 7) | 388(55) a | 30.2 | 13 | 6 | 11 | 4 | 15 | 25 | 26 |
Untreated (n = 6) | 1406(119) b | 21.4 | 57 | 17 | 1 | 5 | 9 | 9 | 2 |
Time since treatment (years) | Mean basal area (m2 ha−1) | % Basal area by species | ||||||
---|---|---|---|---|---|---|---|---|
ABSP | CADE | PIJE | PILA | PIPO | PSME | QUKE | ||
2–4 | 33.7(3.2) a | 21 | 18 | 15 | 15 | 8 | 18 | 5 |
5–7 | 32.0(6.6) a | 34 | 7 | 11 | 22 | 15 | 12 | 0 |
8+ | 27.7(4.7) a | 28 | 5 | 10 | 6 | 22 | 27 | 3 |
Untreated | 50.3(2.7) b | 33 | 10 | 2 | 15 | 20 | 17 | 3 |
Time since treatment (years) | Mean density (stems ha−1) | QMD (cm) | % Density by species | ||||
---|---|---|---|---|---|---|---|
ABSP | CADE | JUOC | PIJE | PIPO | |||
2–4 (n = 10) | 258(31.6) a | 35.3 | 34 | 1 | 0 | 64 | 0 |
5–7 (n = 13) | 181.5(12.9) a | 41.0 | 16 | 0 | 0 | 83 | 0 |
8+ (n = 9) | 345.6(90.94) a | 30.5 | 16 | 0 | 0 | 83 | 0 |
Untreated (n = 7) | 1283.5(162.1) b | 22.9 | 42 | 5 | 1 | 52 | 1 |
Time since treatment (years) | Mean basal area (m2 ha−1) | % Basal area by species | |||||
---|---|---|---|---|---|---|---|
ABSP | CADE | PIJE | PILA | PIPO | PSME | ||
2–4 | 25.2(2.8) a | 18 | 1 | 80 | 0 | 0 | 0 |
5–7 | 23.9(2.3) a | 8 | 0 | 92 | 0 | 0 | 0 |
8+ | 25.3(1.4) a | 38 | 3 | 46 | 1 | 8 | 4 |
Untreated | 53.0(4.9) b | 26 | 11 | 61 | 0 | 2 | 0 |
4. Discussion
4.1. Ground and Surface Fuels
4.2. Tree Regeneration
4.3. Shrubs
4.4. Stand Characteristics
5. Conclusions
Acknowledgments
Conflict of Interest
References
- Scholl, A.E.; Taylor, A.H. Fire regimes, forest change, and self-organization in an old-growth mixed-conifer forest, Yosemite National Park, USA. Ecol. Appl. 2010, 20, 362–380. [Google Scholar] [CrossRef]
- Covington, W.W.; Moore, M.M. Postsettlement changes in natural fire regimes and forest structure. J. Sustain. For. 1994, 2, 153–181. [Google Scholar] [CrossRef]
- Naficy, C.; Sala, A.; Keeling, E.G.; Graham, J.; DeLuca, T.H. Interactive effects of historical logging and fire exclusion on ponderosa pine forest structure in the northern Rockies. Ecol. Appl. 2010, 20, 1851–1864. [Google Scholar]
- Skinner, C.N.; Chang, C. Fire Regimes, Past and Present. In Sierra Nevada Ecosystem Project: Final Report to Congress; University of California, Davis, Centers for Water and Wildland Resources: Davis, CA, USA, 1996; Volume 2, pp. 1041–1069. [Google Scholar]
- Fulé, P.Z.; McHugh, C.W.; Heinlein, T.A.; Covington, W.W. Potential Fire Behavior is Reduced Following Forest Restoration Treatments; USDA Forest Service, Rocky Mountain Research Station: Ogden, UT, USA, 2001; pp. 22–28. [Google Scholar]
- Schwilk, D.W.; Keeley, J.E.; Knapp, E.E.; McIver, J.; Bailey, J.D.; Fettig, C.J.; Fiedler, C.E.; Harrod, R.J.; Moghaddas, J.J.; Outcalt, K.W.; et al. The national fire and fire surrogate study: Effects of fuel reduction methods on forest vegetation structure and fuels. Ecol. Appl. 2009, 19, 285–304. [Google Scholar]
- Stephens, S.L.; Moghaddas, J.J. Experimental fuel treatment impacts on forest structure, potential fire behavior, and predicted tree mortality in a California mixed conifer forest. For. Ecol. Manag. 2005, 215, 21–36. [Google Scholar] [CrossRef]
- Stephens, S.L.; Moghaddas, J.J.; Edminster, C.; Fiedler, C.E.; Haase, S.; Harrington, M.; Keeley, J.E.; Knapp, E.E.; McIver, J.D.; Metlen, K.; et al. Fire treatment effects on vegetation structure, fuels, and potential fire severity in western U.S. forests. Ecol. Appl. 2009, 19, 305–320. [Google Scholar] [CrossRef]
- Raymond, C.L.; Peterson, D.L. Fuel treatments alter the effects of wildfire in a mixed-evergreen forest, Oregon, USA. Can. J. For. Res. 2005, 35, 2981–2995. [Google Scholar] [CrossRef]
- Agee, J.K.; Bahro, B.; Finney, M.A.; Omi, P.N.; Sapsis, D.B.; Skinner, C.N.; van Wagtendonk, J.W.; Phillip Weatherspoon, C. The use of shaded fuelbreaks in landscape fire management. For. Ecol. Manag. 2000, 127, 55–66. [Google Scholar] [CrossRef]
- Agee, J.K.; Skinner, C.N. Basic principles of forest fuel reduction treatments. For. Ecol. Manag. 2005, 211, 83–96. [Google Scholar] [CrossRef]
- Strom, B.A.; Fulé, P.Z. Pre-wildfire fuel treatments affect long-term ponderosa pine forest dynamics. Int. J. Wildland Fire 2007, 16, 128–138. [Google Scholar] [CrossRef]
- Ritchie, M.W.; Skinner, C.N.; Hamilton, T.A. Probability of tree survival after wildfire in an interior pine forest of northern California: Effects of thinning and prescribed fire. For. Ecol. Manag. 2007, 247, 200–208. [Google Scholar] [CrossRef]
- Stephens, S.L.; McIver, J.D.; Boerner, R.E.J.; Fettig, C.J.; Fontaine, J.B.; Hartsough, B.R.; Kennedy, P.; Schwilk, D.W. Effects of forest fuel reduction treatments in the United States. Bioscience 2012, 62, 549–560. [Google Scholar] [CrossRef]
- Smith, D.; Larson, B.; Kelty, M.J.; Ashton, P.M.S. The Practice of Silviculture: Applied Forest Ecology, 9th ed; John Wiley & Sons, Inc.: New York, NY, USA, 1997. [Google Scholar]
- McConnell, B.R.; Smith, J.G. Response of understory vegetation to ponderosa pine thinning in eastern Washington. J. Range Manag. 1970, 23, 208–212. [Google Scholar] [CrossRef]
- Bailey, J.D.; Tappeiner, J.C. Effects of thinning on structural development in 40- to 100-year-old Douglas-fir stands in western Oregon. For. Ecol. Manag. 1998, 108, 99–113. [Google Scholar] [CrossRef]
- Haase, S.M. Effects of Prescribed Burning on Soil Moisture and Germination of Southwestern Ponderosa Pine Seed on Basaltic Soils; Research Note RM-462; USDA Forest Service, Rocky Mountain Forest and Range Experiment Station: Fort Collins, CO, USA, 1986; p. 6. [Google Scholar]
- Moghaddas, J.J.; Craggs, L. A fuel treatment reduces fire severity and increases suppression efficiency in a mixed conifer forest. Int. J. Wildland Fire 2007, 16, 673–678. [Google Scholar] [CrossRef]
- National Wildfire Coordinating Group (NWCG). Glossary of Wildland Fire Terminology, 2011. Available online: http://www.nwcg.gov/pms/pubs/glossary/index.htm (accessed on 1 May 2012).
- Moody, T.J.; Fites-Kaufman, J.; Stephens, S.L. Fire history and climate influences from forests in the northern Sierra Nevada, USA. Fire Ecol. 2006, 2, 115–141. [Google Scholar] [CrossRef]
- USDA Forest Service, Plumas National Forest Land and Resource Management Plan; USDA Forest Service, Pacific Southwest Region: Quincy, CA, USA, 1988.
- Barbour, M.; Minnich, R. Californian upland forests and woodlands. In North American Terrestrial Vegetation; Barbour, M., Billings, W., Eds.; Cambridge University Press: Cambridge, UK, 2000; pp. 131–164. [Google Scholar]
- Van Wagner, C.E. The line intercept method in forest fuel sampling. For. Sci. 1968, 14, 20–26. [Google Scholar]
- Brown, J.K. Handbook for Inventorying Downed Woody Material; General Technical Report INT-16; USDA Forest Service: Ogden, UT, USA, 1974; p. 32. [Google Scholar]
- Van Wagtendonk, J.W.; Benedict, J.M.; Sydoriak, W.M. Physical properties of woody fuel particles of Sierra Nevada conifers. Int. J. Wildland Fire 1996, 6, 117–123. [Google Scholar] [CrossRef]
- Van Wagtendonk, J.W.; Benedict, J.M.; Sydoriak, W.M. Fuel bed characteristics of Sierra Nevada conifers. West. J. Appl. For. 1998, 13, 73–84. [Google Scholar]
- Stephens, S.L. Fire history differences in adjacent Jeffrey pine and upper montane forests in the eastern Sierra Nevada. Int. J. Wildland Fire 2001, 10, 161–167. [Google Scholar] [CrossRef]
- Jennings, S.; Brown, N.; Sheil, D. Assessing forest canopies and understorey illumination: Canopy closure, canopy cover and other measures. Forestry 1999, 72, 59–74. [Google Scholar] [CrossRef]
- Swetnam, T.; Thompson, M.; Sutherland, E. Spruce Budworm Handbook: Using Dendrochronology to Measure Radial Growth of Defoliated Trees; Agriculture Handbook 639; USDA Forest Service: Washington, DC, USA, 1985. [Google Scholar]
- Stokes, M.; Smiley, T.L. An Introduction to Tree-Ring Dating; University of Chicago Press: Chicago, IL, USA, 1977. [Google Scholar]
- Carlton, D. Fuels Management Analyst Plus, User’s Guide to Using the CrownMass and Fuel Model Manager Programs, Version 3; Fire Program Solutions LLC: Sandy, OR, USA, 2005. [Google Scholar]
- Dunning, D. A Site Classification for the Mixed-Conifer Selection Forests for the Sierra Nevada; Research Note 28; USDA Forest Service, California Forest and Range Experiment Station: Berkeley, CA, USA, 1942; p. 21. [Google Scholar]
- R Development Core Team, R: A Language and Environment for Statistical Computing. R Foundation for Statistical Computing: Vienna, Austria, 2011.
- Harmon, M.E.; Franklin, J.F.; Swanson, F.J.; Sollins, P.; Gregory, S.V.; Lattin, J.D.; Anderson, N.H.; Cline, S.P.; Aumen, N.G.; Sedell, J.R.; et al. Ecology of coarse woody debris in temperate ecosystems. Adv. Ecol. Res. 1986, 15, 133–302. [Google Scholar] [CrossRef]
- Bunnell, F.L.; Houde, I.; Johnston, B.; Wind, E. How Dead Trees Sustain Live Organisms in Western Forests. In Proceedings of the Symposium on the Ecology and Management of Dead Wood in Western Forests; General Technical Report PSW-GTR-181; Laudenslayer, W.F., Jr., Shea, P.J., Valentine, B.E., Weatherspoon, P.C., Lisle, T.E., Eds.; USDA Forest Service: Albany, CA, USA, 2002; pp. 291–318. [Google Scholar]
- Kauffman, J.B.; Martin, R.E. Fire behavior, fuel consumption, and forest-floor changes following prescribed understory fires in Sierra Nevada mixed conifer forest. Can. J. For. Res. 1989, 19, 455–462. [Google Scholar] [CrossRef]
- Brown, J.K.; Reinhardt, E.D.; Kramer, K.A. Coarse Woody Debris: Managing Benefits and Fire Hazard in the Recovering Forest; General Technical Report RMRS GTR-105; USDA Forest Service, Rocky Mountain Research Station: Ogden, UT, USA, 2003; p. 16. [Google Scholar]
- Stephens, S.L.; Fry, D.L.; Franco-Vizcaíno, E.; Collins, B.M.; Moghaddas, J.M. Coarse woody debris and canopy cover in an old-growth Jeffrey pine-mixed conifer forest from the Sierra San Pedro Martir, Mexico. For. Ecol. Manag. 2007, 240, 87–95. [Google Scholar] [CrossRef]
- Van Wagtendonk, J.W. Use of a Deterministic Fire Growth Model to Test Fuel Treatments. In Sierra Nevada Ecosystem Project: Final report to Congress, Volume II; Centers for Water and Wildland Resources, University of California, Davis: Davis, CA, USA, 1996; pp. 1155–1165. [Google Scholar]
- Laiho, R.; Prescott, C.E. Decay and nutrient dynamics of coarse woody debris in northern coniferous forests: A synthesis. Can. J. For. Res. 2004, 34, 763–777. [Google Scholar] [CrossRef]
- Covington, W.W.; Sackett, S.S. The effect of a prescribed burn in southwestern ponderosa pine on organic matter and nutrients in woody debris and forest floor. For. Sci. 1984, 30, 183–192. [Google Scholar]
- Stephens, S.L.; Finney, M.A. Prescribed fire mortality of Sierra Nevada mixed conifer tree species: Effects of crown damage and forest floor combustion. For. Ecol. Manage. 2002, 162, 261–271. [Google Scholar] [CrossRef]
- Stephens, S.L.; Moghaddas, J.J. Fuel treatment effects on snags and coarse woody debris in a Sierra Nevada mixed conifer forest. For. Ecol. Manag. 2005, 214, 53–64. [Google Scholar] [CrossRef]
- Mutch, L.S.; Parsons, D.J. Mixed conifer forest mortality and establishment before and after prescribed fire in Sequoia National Park, California. For. Sci. 1998, 44, 341–355. [Google Scholar]
- Youngblood, A.; Grace, J.B.; McIver, J.D. Delayed conifer mortality after fuel reduction treatments: Interactive effects of fuel, fire intensity, and bark beetles. Ecol. Appl. 2009, 19, 321–337. [Google Scholar] [CrossRef]
- Duvall, M.D.; Grigal, D.F. Effects of timber harvesting on coarse woody debris in red pine forests across the Great Lakes states, U.S.A. Can. J. For. Res. 1999, 29, 1926–1934. [Google Scholar] [CrossRef]
- Keifer, M.; van Wagtendonk, J.W.; Buhler, M. Long-term surface fuel accumulation in burned and unburned mixed-conifer forests of the central and southern Sierra Nevada, CA (USA). Fire Ecol. 2006, 2, 53–72. [Google Scholar] [CrossRef]
- Kobziar, L.N.; McBride, J.R.; Stephens, S.L. The efficacy of fire and fuels reduction treatments in a Sierra Nevada pine plantation. Int. J. Wildland Fire 2009, 18, 791–801. [Google Scholar] [CrossRef]
- Vaillant, N.M.; Fites-Kaufman, J.; Reiner, A.L.; Noonan-Wright, E.K.; Daily, S.N. Effect of fuel treatments on fuels and potential fire behavior in California, USA, national forests. Fire Ecol. 2009, 5, 14–29. [Google Scholar] [CrossRef]
- Trofymow, J.A.; Barclay, H.J.; McCullough, K.M. Annual rates and elemental concentrations of litter fall in thinned and fertilized Douglas-fir. Can. J. For. Res. 1991, 21, 1601–1615. [Google Scholar] [CrossRef]
- Hall, S.A.; Burke, I.C.; Hobbs, N.T. Litter and dead woody dynamics in ponderosa pine forests along a 160-year chronosequence. Ecol. Appl. 2006, 16, 2344–2355. [Google Scholar] [CrossRef]
- Stephens, S.L.; Moghaddas, J.J. Silvicultural and reserve impacts on potential fire behavior and forest conservation: Twenty-five years of experience from Sierra Nevada mixed conifer forests. Biol. Conserv. 2005, 125, 369–379. [Google Scholar] [CrossRef]
- Zald, H.S.J.; Gray, A.N.; North, M.; Kern, R.A. Initial tree regeneration responses to fire and thinning treatments in a Sierra Nevada mixed-conifer forest, USA. For. Ecol. Manag. 2008, 256, 168–179. [Google Scholar] [CrossRef]
- Moghaddas, J.J.; York, R.A.; Stephens, S.L. Initial response of conifer and California black oak seedlings following fuel reduction activities in a Sierra Nevada mixed conifer forest. For. Ecol. Manag. 2008, 255, 3141–3150. [Google Scholar] [CrossRef]
- Gray, A.N.; Zald, H.S.J.; Kern, R.A.; North, M. Stand conditions associated with tree regeneration in Sierran mixed-conifer forests. For. Sci. 2005, 51, 198–210. [Google Scholar]
- League, K.; Veblen, T. Climatic variability and episodic Pinus ponderosa establishment along the forest-grassland ecotones of Colorado. For. Ecol. Manag. 2006, 228, 98–107. [Google Scholar] [CrossRef]
- Van Mantgem, P.J.; Stephenson, N.L.; Keeley, J.E. Forest reproduction along a climatic gradient in the Sierra Nevada, California. For. Ecol. Manag. 2006, 225, 391–399. [Google Scholar] [CrossRef]
- Hallin, W.E. The Application of Unit Area Control in the Management of Ponderosa-Jeffrey Pine at Blacks Mountain Experimental Forest; Technical Bulletin 1191; United States Department of Agriculture: Washington, WA, USA, 1959. [Google Scholar]
- Vaillant, N.M. Sagehen Experimental Forest Past, Present, and Future: An Evaluation of the Fireshed Assessment Process. Ph.D. Thesis, University of California, Berkeley, CA, USA, 2008. [Google Scholar]
- Collins, B.M.; Moghaddas, J.J.; Stephens, S.L. Initial changes in forest structure and understory plant communities following fuel reduction activities in a Sierra Nevada mixed conifer forest. For. Ecol. Manag. 2007, 239, 102–111. [Google Scholar] [CrossRef]
- Wayman, R.B.; North, M. Initial response of a mixed-conifer understory plant community to burning and thinning restoration treatments. For. Ecol. Manag. 2007, 239, 32–44. [Google Scholar] [CrossRef]
- Knapp, E.E.; Schwilk, D.W.; Kane, J.M.; Keeley, J.E. Role of burning season on initial understory vegetation response to prescribed fire in a mixed conifer forest. Can. J. For. Res. 2006, 37, 11–22. [Google Scholar]
- Campbell, J.; Alberti, G.; Martin, J.; Law, B.E. Carbon dynamics of a ponderosa pine plantation following a thinning treatment in the northern Sierra Nevada. For. Ecol. Manag. 2009, 257, 453–463. [Google Scholar] [CrossRef]
- North, M.; Oakley, B.; Fiegener, R.; Gray, A.; Barbour, M. Influence of light and soil moisture on Sierran mixed-conifer understory communities. Plant Ecol. 2005, 177, 13–24. [Google Scholar] [CrossRef]
- Dodson, E.K.; Peterson, D.W.; Harrod, R.J. Understory vegetation response to thinning and burning restoration treatments in dry conifer forests of the eastern Cascades, USA. For. Ecol. Manag. 2008, 255, 3130–3140. [Google Scholar] [CrossRef]
- Perchemlides, K.A.; Muir, P.S.; Hosten, P.E. Responses of chaparral and oak woodland plant communities to fuel-reduction thinning in southwestern Oregon. Rangel. Ecol. Manag. 2008, 61, 98–109. [Google Scholar] [CrossRef]
- North, M.; Innes, J.; Zald, H. Comparison of thinning and prescribed fire restoration treatments to Sierran mixed-conifer historic conditions. Can. J. For. Res. 2007, 37, 331–342. [Google Scholar] [CrossRef]
- McKelvey, K.S.; Johnston, J.D. Historical Perspectives on Forests of the Sierra Nevada and the Transverse Ranges of Southern California: Forest Conditions at the Turn of the Century. In The California Spotted Owl: A Technical Assessment of Its Current Status; General Technical Report GTR-PSW-133; Verner, J., McKelvey, K.S., Noon, B.R., Gutierrez, R.J., Gould, G.I., Jr., Beck, T.W., Eds.; USDA Forest Service, Pacific Southwest Research Station: Albany, CA, USA, 1992; pp. 225–246. [Google Scholar]
- Yanai, R.D.; Arthur, M.A.; Siccama, T.G.; Federer, C.A. Challenges of measuring forest floor organic matter dynamics: Repeated measures from a chronosequence. For. Ecol. Manag. 2000, 138, 273–283. [Google Scholar] [CrossRef]
- USDA Forest Service Sierra Nevada Forest Plan Amendment: Final Environmental Impact Statement; USDA Forest Service, Pacific Southwest Region: Vallejo, CA, USA, 2001.
- USDA Forest Service, California Spotted Owl Sierran Province Interim Guidelines and Environmental Assessment. USDA Forest Service, Pacific Southwest Region: San Francisco, CA, USA, 1993.
- Herger, W.; Feinstein, D. Herger-Feinstein Quincy Library Group Forest Recovery Act. In Department of the Interior and Related Agencies Appropriations Act, Section 401; U.S. Congress: Washington, DC, USA, 1998. [Google Scholar]
- Reinhardt, E.D.; Keane, R.E.; Calkin, D.E.; Cohen, J.D. Objectives and considerations for wildland fuel treatment in forested ecosystems of the interior western United States. For. Ecol. Manag. 2008, 256, 1997–2006. [Google Scholar] [CrossRef]
- Peterson, D.L.; Johnson, M.C.; Agee, J.K.; Jain, T.B.; McKenzie, D.; Reinhardt, E.D. Forest Structure and Fire Hazard in Dry Forests of the Western United States; General Technical Report PNW-GTR-628; USDA Forest Service, Pacific Northwest Research Station: Portland, OR, USA, 2005; p. 30. [Google Scholar]
- North, M.; Collins, B.M.; Stephens, S.L. Using fire to increase the scale, benefits and future maintenance of fuel treatments. J. For. 2012, in press. [Google Scholar]
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Chiono, L.A.; O’Hara, K.L.; De Lasaux, M.J.; Nader, G.A.; Stephens, S.L. Development of Vegetation and Surface Fuels Following Fire Hazard Reduction Treatment. Forests 2012, 3, 700-722. https://doi.org/10.3390/f3030700
Chiono LA, O’Hara KL, De Lasaux MJ, Nader GA, Stephens SL. Development of Vegetation and Surface Fuels Following Fire Hazard Reduction Treatment. Forests. 2012; 3(3):700-722. https://doi.org/10.3390/f3030700
Chicago/Turabian StyleChiono, Lindsay A., Kevin L. O’Hara, Michael J. De Lasaux, Glenn A. Nader, and Scott L. Stephens. 2012. "Development of Vegetation and Surface Fuels Following Fire Hazard Reduction Treatment" Forests 3, no. 3: 700-722. https://doi.org/10.3390/f3030700