Forest Ecosystem Monitoring Cooperative(802) 656-0683femc@uvm.eduwww.uvm.edu/femc705 Spear StreetSouth BurlingtonVermont05403United States of AmericaForest Pest Monitoring: Pear Thrips MonitoringDetermine population trends, tree susceptibility based on emergence-tree phenology relationship, and resulting tree damage. Monitoring trends in major insect pest populations, and documenting the occurence of damage to forests.Forest Pest Monitoring: Pear Thrips MonitoringSimmonsTomWilmotSandraSchultzBarbaraHansonTrishLawsonSeanphenologyforest disturbancemonitoringforestsinsectsPear Thrips Proctor Maple Research Center and Stevensville Brook1989-05-012004-12-31Total and average pear thrips countsDetermine population trends, tree susceptibility based on emergence-tree phenology relationship, and resulting tree damageZ0022_PearThripsPMRCVMC.22.20mySQLTrish Hanson. 2004. Pear Thrips Proctor Maple Research Center.VT Department of Forests, Parks and Recreation. FEMC. Can be found at: https://www.uvm.edu/femc/data/archive/project/forest-pest-monitoring-pear-thrips-monitoring/dataset/pear-thrips-proctor-maple-research-centerhttps://www.uvm.edu/femc/CI4/data/archive/project/forest-pest-monitoring-pear-thrips-monitoring/dataset/pear-thrips-proctor-maple-research-centerIDIDAutomated ID numberintLocationLocationLocation of data collectiontextElevationElevationElevation of study siteintfoot100realSampleDateSample DateSample datedatetimeotherEmergenceYearEmergence YearEmergence YeardatetimeTotalthrips_soilpreviousfallTotal ThripsGrand total number of thrips (from soil previous fall)intnumber1integerAveragethripsAverage Thrips per Soil SampleAverage thrips pers soil sample (grand total # of thrips divided by 10)intnumber1integerNumberofsamplesNumber of SamplesNumber of samples taken at the siteintnumber1integerEmergencefromstickytrapsEmergence from Sticky TrapsNumber of emergences from sticky trapsintnumber1integerCountySoilAverageCounty Soil AverageAverage numer of thrips for county soilintnumber1integerNorthernStateAverageNorthern State AverageAverage number of thrips for the northen stateintnumber10realStandDamageRatingStand Damage RatingStand damage ratingtextNone (0)no pear thrips damage detectableLight (1)Most leaves mottled with yellow spots, some slightly stunted or puckered. Leaf are reduced by 1-30%Moderate (2)Most leaves stunted, deformed and browned at the leaf edges. Some leaves may be tattered. Leaf area reduced by 31-60%Heavy (3)Most leaves tattered and severely stunted. Some buds may be killed. Leaf area is reduced by 61-80%Severe (4)Near or complete defoliation. Leaf area reduced by 81-100%StandRatingCommentsStand Rating CommentsStand rating commentstext