//--------------------------------------------------------------------- // This method does not trigger reproduction public void CohortPartialMortality(object sender, Landis.Library.BiomassCohorts.PartialDeathEventArgs eventArgs) { //PlugIn.ModelCore.UI.WriteLine("Cohort Partial Mortality: {0}", eventArgs.Site); ExtensionType disturbanceType = eventArgs.DisturbanceType; ActiveSite site = eventArgs.Site; ICohort cohort = (Landis.Library.LeafBiomassCohorts.ICohort)eventArgs.Cohort; float fractionPartialMortality = (float)eventArgs.Reduction; float foliarInput = cohort.LeafBiomass * fractionPartialMortality; float woodInput = cohort.WoodBiomass * fractionPartialMortality; if (disturbanceType.IsMemberOf("disturbance:harvest")) { SiteVars.HarvestPrescriptionName = PlugIn.ModelCore.GetSiteVar <string>("Harvest.PrescriptionName"); if (!Disturbed[site]) // this is the first cohort killed/damaged { HarvestEffects.ReduceLayers(SiteVars.HarvestPrescriptionName[site], site); } woodInput -= woodInput * (float)HarvestEffects.GetCohortWoodRemoval(site); foliarInput -= foliarInput * (float)HarvestEffects.GetCohortLeafRemoval(site); } if (disturbanceType.IsMemberOf("disturbance:fire")) { SiteVars.FireSeverity = PlugIn.ModelCore.GetSiteVar <byte>("Fire.Severity"); if (!Disturbed[site]) // this is the first cohort killed/damaged { SiteVars.SmolderConsumption[site] = 0.0; SiteVars.FlamingConsumption[site] = 0.0; if (SiteVars.FireSeverity != null && SiteVars.FireSeverity[site] > 0) { FireEffects.ReduceLayers(SiteVars.FireSeverity[site], site); } } double woodFireConsumption = woodInput * (float)FireEffects.ReductionsTable[(int)SiteVars.FireSeverity[site]].CoarseLitterReduction; double foliarFireConsumption = foliarInput * (float)FireEffects.ReductionsTable[(int)SiteVars.FireSeverity[site]].FineLitterReduction; SiteVars.SmolderConsumption[site] += woodFireConsumption; SiteVars.FlamingConsumption[site] += foliarFireConsumption; woodInput -= (float)woodFireConsumption; foliarInput -= (float)foliarFireConsumption; } ForestFloor.AddWoodLitter(woodInput, cohort.Species, site); ForestFloor.AddFoliageLitter(foliarInput, cohort.Species, site); Roots.AddCoarseRootLitter(Roots.CalculateCoarseRoot(cohort, cohort.WoodBiomass * fractionPartialMortality), cohort, cohort.Species, site); Roots.AddFineRootLitter(Roots.CalculateFineRoot(cohort, cohort.LeafBiomass * fractionPartialMortality), cohort, cohort.Species, site); //PlugIn.ModelCore.UI.WriteLine("EVENT: Cohort Partial Mortality: species={0}, age={1}, disturbance={2}.", cohort.Species.Name, cohort.Age, disturbanceType); //PlugIn.ModelCore.UI.WriteLine(" Cohort Reductions: Foliar={0:0.00}. Wood={1:0.00}.", HarvestEffects.GetCohortLeafRemoval(site), HarvestEffects.GetCohortLeafRemoval(site)); //PlugIn.ModelCore.UI.WriteLine(" InputB/TotalB: Foliar={0:0.00}/{1:0.00}, Wood={2:0.0}/{3:0.0}.", foliarInput, cohort.LeafBiomass, woodInput, cohort.WoodBiomass); Disturbed[site] = true; return; }
//--------------------------------------------------------------------- // Outmoded but required? public static void SiteDisturbed(object sender, Landis.Library.BiomassCohorts.DisturbanceEventArgs eventArgs) { PlugIn.ModelCore.UI.WriteLine(" Calculating Fire or Harvest Effects."); ExtensionType disturbanceType = eventArgs.DisturbanceType; ActiveSite site = eventArgs.Site; if (disturbanceType.IsMemberOf("disturbance:fire")) { SiteVars.FireSeverity = PlugIn.ModelCore.GetSiteVar <byte>("Fire.Severity"); if (SiteVars.FireSeverity != null && SiteVars.FireSeverity[site] > 0) { FireEffects.ReduceLayers(SiteVars.FireSeverity[site], site); } } if (disturbanceType.IsMemberOf("disturbance:harvest")) { HarvestEffects.ReduceLayers(SiteVars.HarvestPrescriptionName[site], site); } }
//--------------------------------------------------------------------- // Total mortality, including from disturbance or senescence. public void CohortTotalMortality(object sender, Landis.Library.BiomassCohorts.DeathEventArgs eventArgs) { //PlugIn.ModelCore.UI.WriteLine("Cohort Total Mortality: {0}", eventArgs.Site); ExtensionType disturbanceType = eventArgs.DisturbanceType; ActiveSite site = eventArgs.Site; ICohort cohort = (Landis.Library.LeafBiomassCohorts.ICohort)eventArgs.Cohort; double foliarInput = (double)cohort.LeafBiomass; double woodInput = (double)cohort.WoodBiomass; if (disturbanceType != null) { //PlugIn.ModelCore.UI.WriteLine("DISTURBANCE EVENT: Cohort Died: species={0}, age={1}, disturbance={2}.", cohort.Species.Name, cohort.Age, eventArgs.DisturbanceType); if (disturbanceType.IsMemberOf("disturbance:fire")) { SiteVars.FireSeverity = PlugIn.ModelCore.GetSiteVar <byte>("Fire.Severity"); Landis.Library.Succession.Reproduction.CheckForPostFireRegen(eventArgs.Cohort, site); if (!Disturbed[site]) // the first cohort killed/damaged { SiteVars.SmolderConsumption[site] = 0.0; SiteVars.FlamingConsumption[site] = 0.0; if (SiteVars.FireSeverity != null && SiteVars.FireSeverity[site] > 0) { FireEffects.ReduceLayers(SiteVars.FireSeverity[site], site); } } double woodFireConsumption = woodInput * (float)FireEffects.ReductionsTable[(int)SiteVars.FireSeverity[site]].CoarseLitterReduction; double foliarFireConsumption = foliarInput * (float)FireEffects.ReductionsTable[(int)SiteVars.FireSeverity[site]].FineLitterReduction; SiteVars.SmolderConsumption[site] += woodFireConsumption; SiteVars.FlamingConsumption[site] += foliarFireConsumption; woodInput -= (float)woodFireConsumption; foliarInput -= (float)foliarFireConsumption; } else { if (disturbanceType.IsMemberOf("disturbance:harvest")) { SiteVars.HarvestPrescriptionName = PlugIn.ModelCore.GetSiteVar <string>("Harvest.PrescriptionName"); if (!Disturbed[site]) // the first cohort killed/damaged { HarvestEffects.ReduceLayers(SiteVars.HarvestPrescriptionName[site], site); } woodInput -= woodInput * (float)HarvestEffects.GetCohortWoodRemoval(site); foliarInput -= foliarInput * (float)HarvestEffects.GetCohortLeafRemoval(site); } // If not fire, check for resprouting: Landis.Library.Succession.Reproduction.CheckForResprouting(eventArgs.Cohort, site); } } //PlugIn.ModelCore.UI.WriteLine("Cohort Died: species={0}, age={1}, wood={2:0.00}, foliage={3:0.00}.", cohort.Species.Name, cohort.Age, wood, foliar); ForestFloor.AddWoodLitter(woodInput, cohort.Species, eventArgs.Site); ForestFloor.AddFoliageLitter(foliarInput, cohort.Species, eventArgs.Site); // Assume that ALL dead root biomass stays on site. Roots.AddCoarseRootLitter(Roots.CalculateCoarseRoot(cohort, cohort.WoodBiomass), cohort, cohort.Species, eventArgs.Site); Roots.AddFineRootLitter(Roots.CalculateFineRoot(cohort, cohort.LeafBiomass), cohort, cohort.Species, eventArgs.Site); if (disturbanceType != null) { Disturbed[site] = true; } return; }