This codebook.txt file was generated on 20190405 by wilsonkm ------------------- GENERAL INFORMATION ------------------- 1. Title of Dataset Data for: Implications of seasonal and annual heat accumulation for population dynamics of an invasive defoliator 2. Author Information Principal Investigator Contact Information Name: Samuel F. Ward Institution: Purdue Email: ward225@purdue.edu Associate or Co-investigator Contact Information Name: Roger D. Moon Institution: University of Minnesota Associate or Co-investigator Contact Information Name: Brian H. Aukema Institution: University of Minnesota 3. Date of data collection: 20151101 - 20170630 4. Geographic location of data collection (where was data collected?): Saint Paul, Minnesota, USA Floodwood, Minnesota, USA Jacobson, Minnesota, USA McGregor, Minnesota, USA -------------------------- SHARING/ACCESS INFORMATION -------------------------- 1. Licenses/restrictions placed on the data: CC0 1.0 Universal 2. Links to publications that cite or use the data: 3. Links to other publicly accessible locations of the data: 4. Links/relationships to ancillary data sets: 5. Was data derived from another source? If yes, list source(s): 6. Recommended citation for the data: --------------------- DATA & FILE OVERVIEW --------------------- 1. File List A. Filename: field_phenology_data.xlsx Short description: abundance of eastern larch foliage and larch casebearer life stages at three sites in northern Minnesota, USA throughout the growing season data collected via branch sampling B. Filename: historical_estimates.xlsx Short description: estimated eastern larch - larch casebearer phenological synchrony and proportions of larch casebearer larvae successfully reaching the overwintering stage; estimates were generated by linking historical climate data (included) with phenology models described in the associated publication C. Filename: warm_autumn_data.xlsx Short description: larch casebearer larval activation in spring following exposure to warm temperatures in the preceding autumn D. Filename: warm_winter_data.xlsx Short description: larch casebearer larval activation following exposure to warm temperatures through winter 2. Relationship between files: 3. Additional related data collected that was not included in the current data package: 4. Are there multiple versions of the dataset? yes/no If yes, list versions: Name of file that was updated: i. Why was the file updated? ii. When was the file updated? Name of file that was updated: i. Why was the file updated? ii. When was the file updated? -------------------------- METHODOLOGICAL INFORMATION -------------------------- 1. Description of methods used for collection/generation of data: 2. Methods for processing the data: 3. Instrument- or software-specific information needed to interpret the data: 4. Standards and calibration information, if appropriate: 5. Environmental/experimental conditions: 6. Describe any quality-assurance procedures performed on the data: 7. People involved with sample collection, processing, analysis and/or submission: ----------------------------------------- DATA-SPECIFIC INFORMATION FOR: field_phenology_data.xlsx ----------------------------------------- There are 2 data sheets are present in the Excel workbook: branch_sample_data, flight_data 1. Number of variables: 17 (branch_sample_data) , 5 (flight_data) 2. Number of cases/rows: 260 (branch_sample_data 136 (flight_data) 3. Missing data codes: NA indicates missing data 4. Variable List A. Name: year Description: year in which samples were collected B. Name: month Description: month in which samples were collected C. Name: day Description: day on which samples were collected D. Name: site Description: site at which branch samples were collected E. Name: tree Description: within site tree identifier F. Name: buds Description: number of buds on branch sample G. Name: length Description: length of branch in centimeters H. Name: tot_wt Description: weight of needles in grams I. Name: samp_wt Description: weight of subsample of needles that was examined for life stages; grams J. Name: eggs Description: larch casebearer eggs K. Name: miner Description: needle mining larch casebearer larvae L. Name: case_fd Description: active, feeding larch casebearer larvae M. Name: case_atchd Description: inactive larch casebearer larvae attached to branch via a silken plug N. Name: pup_ful Description: full larch casebearer pupal cases O. Name: adults Description: larch casebearer adults in branch sample P. Name: ordinal_day Description: days since 1 January 2016 Q. Name: degree_days_LCB Description: degree-days above 5 °C accumulated from 20 February to date (month, day, year columns) R. Name: miner Description: ------- variables in flight_data spreadsheet A. Name: date Description: date on which moths were collected from traps B. Name: site Description: site at which traps were deployed D. Name: trap Description: identifier for trap within site E. Name: moths Description: number of larch casebearer moths caught in pheromone baited trap F. Name: degree_days_LCB Description: degree-days above 5 °C accumulated from 20 February to date ----------------------------------------- DATA-SPECIFIC INFORMATION FOR: historical_estimates.xlsx ----------------------------------------- There are 2 data sheets present in the Excel workbook: climate_data historical_estimates Historical estimates were calculated using data in climate_data sheet. There is 1 metadata sheet detailing variables in each data sheet. 1. Number of variables: 8 2. Number of cases/rows: climate_data: 19,725 rows historical_estimates: 53 rows 3. Missing data codes: NA indicates missing data 4a. Variable List for climate_data A. Name: STATION Description: weather station ID from National Centers for Environmental Information, National Oceanic and Atmospheric Administration B. Name: NAME Description: name of weather station C. Name: LATITUDE Description: geographic coordinate D. Name: LONGITUDE Description: geographic coordinate E. Name: ELEVATION Description: elevation at weather station in meters F. Name: DATE Description: date G. Name: TMIN_C Description: minimum daily temperature in °C H. Name: TMAX_C Description: maximum daily temperature in °C 4b. Variable List for historical_estimates A. Name: station_ID Description: weather station ID from National Centers for Environmental Information, National Oceanic and Atmospheric Administration B. Name: site Description: name of weather station C. Name: year Description: year D. Name: LAR_DATE Description: date on which bud break by eastern larch was estimated to occur; model used to estimate this date incorporated CHILL_DAYS_LAR and DDs_LAR; see appendix of associated publication for further explanation E. Name: LAR_DAY Description: days between 1 January of "year" and LAR_DATE F. Name: LCB_DATE Description: date on which activation by larval larch casebearers was estimated to occur; see main text of associated publication for explanation of this phenology model G. Name: LCB_DAY Description: days between 1 January of "year" and LCB_DATE H. Name: days_after_LAR Description: LCB_DAY minus LAR_DAY G. Name: CHILLS_DAY_LAR Description: chilling days accumulated from 1 November of "year" - 1 (i.e., previous year) to LAR_DATE; chilling day = any day where mean temperature ([TMIN_C + TMAX_C] / 2) was between -8 and 10 °C H. Name: DDs_LAR Description: degree-days above 5 °C accumulated from 1 December of "year" - 1 to LAR_DATE G. Name: LC_DD_NOV_30 Description: degree-days above 5 °C accumulated from 20 February until 30 November H. Name: prop_survival Description: estimated proportion of larch casebearer larvae successfully developing to the overwintering stage based on LCB_TOTAL_NOV_30 ----------------------------------------- DATA-SPECIFIC INFORMATION FOR: warm_autumn_data.xlsx ----------------------------------------- 1. Number of variables: 6 2. Number of cases/rows: 136 rows 3. Missing data codes: NA indicates missing data 4. Variable List A. Name: start_date Description: date larvae were placed into outdoor cold frame following ("larval treatment") B. Name: date_active Description: date on which activation was observed (NA = no activation observed) C. Name: active Values: 1 = larva activated; 0 = larva never activated D. Name: GDD_til_active Description: degree-days above 5 °C accumulated from 20 February 2017 to date_active E. Name: larval_treatment Values: outside = larvae were stored in Petri dishes in a cold frame for the entire study; south_gh = larvae were stored in a heated greenhouse from 12 October to 10 November prior to placement into the cold frame, which occurred on start_date F. Name: petri Description: unique identifier for Petri dish ----------------------------------------- DATA-SPECIFIC INFORMATION FOR: warm_winter_data.xlsx ----------------------------------------- 1. Number of variables: 2. Number of cases/rows: 373 rows 3. Missing data codes: NA indicates missing data 4. Variable List A. Name: start_date Description: date larvae were placed into "larval_treatment" locations B. Name: date_transfer Description: date on which larvae were transferred from location described in "larval treatment" to a growth chamber (18 hours of light per 24 hours; ~20 °C) C. Name: date_transfer_d Description: days from start_date until date_transfer D. Name: date_active Description: date on which larval activation was observed (NA = no activation observed) E. Name: active Values: 1 = larva activated; 0 = larva never activated F. Name: GDD_til_active Description: degree-days above 5 °C accumulated from date_transfer to date_active G. Name: larval_treatment Values: out = larvae stored in an outdoors cold frame; south_gh = larvae stored in a heated greenhouse; 12L = larvae stored in a growth chamber (12 hours of light per 24 hours; ~20 °C); all larvae were stored in Petri dishes H. Name: days_til_active Description: days from date_transfer until date_active I. Name: petri Description: unique identifier for Petri dish