Statistical Methods for Phenology Analysis in Temperate Fruit Trees


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Documentation for package ‘chillR’ version 0.62

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chillR-package Statistical methods for phenology analysis in temperate fruit trees
bloom_prediction Bloom prediction from chilling and forcing requirements, assumed to be fulfilled strictly in sequence
california_stations Weather stations in California
chile_agromet2chillR Convert a weather file downloaded from the Chilean Agromet website to chillR format
chilling Calculation of chilling and heat from hourly temperature records
Chilling_Hours Calculation of cumulative chill according to the Chilling Hours Model
chilling_hourtable Add chilling and heat accumulation to table of hourly temperatures
chillR Statistical methods for phenology analysis in temperate fruit trees
color_bar_maker Make color scheme for bar plots in outputs of the chillR package
daily_chill Calculation of daily chill and heat accumulation
Dynamic_Model Calculation of cumulative chill according to the Dynamic Model
fix_weather Weather data fixer and quality checker
GDH Calculation of cumulative heat according to the Growing Degree Hours Model
get_last_date Get the last date from a phenology record
get_weather Download weather data from online database
handle_chile_agromet List, download or convert to chillR format data from the Chilean Agromet database
handle_cimis List, download or convert to chillR format data from the CIMIS database
handle_gsod List, download or convert to chillR format data from the Global Summary of the Day database
handle_ucipm List, download or convert to chillR format data from the UCIPM database
handle_wunderground List, download or convert to chillR format data from the Weather Underground airport database
interpolate_gaps Linear gap interpolation
KA_bloom Cherry bloom data for Klein-Altendorf, Germany
KA_weather Weather data for Klein-Altendorf, Germany
leap_year Leap year finder
make_all_day_table Fill in missing days in incomplete time series
make_california_UCIPM_station_list Makes a list of the UC IPM weather stations
make_chill_plot Plot climate metrics over time
make_daily_chill_figures Produce image of daily chill and heat accumulation
make_daily_chill_plot Plot daily climate metric accumulation throughout the year
make_hourly_temps Make hourly temperature record from daily data
make_multi_pheno_trend_plot Combine multiple phenology contour plots in one figure
make_pheno_trend_plot Make image showing phenology response to temperatures during two phases
plot_PLS Output of Partial Least Squares analysis results of phenology vs. daily mean temperatures
PLS_chill_force Partial Least Squares analysis of phenology vs. accumulated daily chill and heat
PLS_pheno Partial Least Squares analysis of phenology vs. daily mean temperatures
runn_mean Running mean of a vector
stack_hourly_temps Stacking of hourly temperatures
step_model Calculation of cumulative temperature metric according to a user-defined stepwise weight function
tempResponse Calculation of climatic metrics from hourly temperature records
Utah_Model Calculation of cumulative chill according to the Utah Model
VIP Calculate VIP scores for PLS regression
weather2chillR Convert downloaded weather to chillR format
YEARMODA2Date YEARMODA to Date conversion