Learn R Programming

ChillModels (version 1.0.2)

Processing Chill and Heat Models for Temperate Fruit Trees

Description

Calculates the chilling and heat accumulation for studies of the temperate fruit trees. The models in this package are: Utah (Richardson et al., 1974, ISSN:0018-5345), Positive Chill Units - PCU (Linsley-Noaks et al., 1995, ISSN:1017-0316), GDH-A - Growing Degree Hours by Anderson et al.(1986, ISSN:0567-7572), GDH-R - Growing Degree Hours by Richardson et al.(1975, ISSN:0018-5345), North Carolina (Shaltout e Unrath, 1983, ISSN:0003-1062), Landsberg Model (Landsberg, 1974, ISSN:0305-7364), Q10 Model (Bidabe, 1967, ISSN:0031-9368), Jones Model (Jones et al., 2013 ), Low-Chill Model (Gilreath and Buchanan, 1981, ISSN:0003-1062), Model for Cherry "Sweetheart" (Guak and Nielsen, 2013 ), Model for apple "Gala" (Guak and Nielsen, 2013 ), Taiwan Model (Lu et al., 2012 ), Dynamic Model (Fishman et al., 1987, ISSN:0022-5193) adapted from the function Dynamic_Model() of the 'chillR' package (Luedeling, 2018), Unified Model (Chuine et al., 2016 ) and Heat Restriction model.

Copy Link

Version

Install

install.packages('ChillModels')

Monthly Downloads

214

Version

1.0.2

License

GPL-3

Maintainer

Rafael Henrique Pertille

Last Published

January 16th, 2020

Functions in ChillModels (1.0.2)

gdhr_model

GDH Model - Richardson - for heat accumulation
climatedata

Climate data
gdha_model

GDH Model - Anderson - for heat accumulation
unified_model

Unified Model
landsberg_model

Landsberg Model
pcu_model

Positive Chill Units - PCU
north_carolina

North Carolina
utah_model

Utah Model
jones_model

Jones Model
lowchill_model

Low Chill
taiwan_model

Taiwan model
q10_bidabe

Bidabe Model
heat_restriction

Heat Restriction model
count_down

Count Down
dynamic_model

Dynamic Model
count_up

Count Up
gala_model

Gala model
count_between

Count between
cherry_model

Sweet Cherry Model