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Tabla de Contenidos:
  • WILDFIRES, FUELS AND INVASIVE PLANTS ; WILDFIRES, FUELS AND INVASIVE PLANTS ; Contents; Preface; Wildfire Fuels and Fuel Reduction; Abstract; Issues for Congress; Biomass Fuels for Wildfires; Fuel Characteristics; Moisture Content; Fuel Size; Distribution of Fuels; Fuel Quantity; Fuels and Ecosystems; Frequent Low-Intensity Surface-Fire Ecosystems; Periodic High-Intensity Crown-Fire Ecosystems; Mixed Fire Regime Ecosystems; Options for Fuel Reduction for Fire Protection; Prescribed Burning; Wildland Fire Use; Thinning; Thinning with Prescribed Burning; Other Activities.
  • Fuel Reduction Authorities and ProgramsForest Service; Department of the Interior; Authorities to Assist Fuel Reduction on Non-Federal Lands; End Notes; Wildland Fire in Ecosystems: Fire and Nonnative Invasive Plants; Abstract; Acknowledgments; Summary; 1. Fire and Nonnative Invasive Plants-Introduction; Scope of this Volume; Fire Behavior and Fire Regimes; Organization and Use of This Volume; 2. Effects of Fire on Nonnative Invasive Plants and Invasibility of Wildland Ecosystems; Invasion Ecology; Ecosystem Properties and Resource Availability; Properties of Native and Nonnative Plants.
  • Nonnative Propagule PressureInfluence of Fire on Invasions; Influence of Fire on Resource Availability and Interactions between Plant Species; Influence of Fire Severity on Postfire Invasions; Influence of Fire Frequency on Postfire Invasions; Influence of Spatial Extent and Uniformity of Fire on Postfire Invasions; Influence of Fire Season and Plant Phenology on Postfire Invasions; Influence of Weather Patterns on Postfire Invasions; Generalizations about Fire Effects on Nonnative Invasives; Question 1. Does Fire Generally Favor Nonnatives over Natives?
  • Question 2. Do Invasions Increase with Increasing Fire Severity?Question 3. Does Additional Disturbance Favor Invasions?; Question 4. Do Invasions Become Less Severe with Increasing Time after Fire?; Question 5. Do Invasions Increase with Disruption of the Presettlement Fire Regime?; Question 6. Are Postfire Invasions Less Common in High Elevation Ecosystems?; Conclusions; Variation; Changing Atmosphere and Climate; Management in a Changing World; 3. Plant Invasions and Fire Regimes; Fire Behavior and Fire Regimes; Biological and Physical Factors that Affect Fire Regimes.
  • Effects of Plant Invasions on FuelsThe Invasive Plant Fire Regime Cycle; Predicting the Effects of Plant Invasions on Fire Regimes; Herbaceous Plant Invasions; Woody Plant Invasions; Preventing or Mitigating Altered Fire Regimes; Summary Recommendations; 4. Use of Fire to Manage Populations of Nonnative Invasive Plants; Introduction; Use of Fire Alone to Control Nonnative Invasive Plants; Prevention of Reproduction by Seed; Induced Mortality and Prevention or Delay of Resprouting; Burning to Favor Native Species; Fire Combined with Other Treatments.