-
Notifications
You must be signed in to change notification settings - Fork 8
/
Copy pathmake_weather_aquacrop.R
188 lines (142 loc) · 7.45 KB
/
make_weather_aquacrop.R
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
#### Aquacrop-R make_weather
# https://github.com/jrodriguez88/aquacrop-R
# Author: Rodriguez-Espinoza J.
# 2019
#### Load packages
#library(tidyverse)
#library(data.table)
#library(sirad)
#library(lubridate)
### read_data from csv. format (oryza)
#dir.create(paste0(getwd(), "/outputs/weather"))
#path <- paste0(getwd(), "/outputs/weather/")
#id_name <- "test_name"
#lat <- 13.9
#alt <- 657
#co2_file <- "MaunaLoa.CO2"
#wth_data <- read.csv("data/weather_to_aquacrop.csv") %>%
# mutate(date = ymd(date))
make_weather_aquacrop <-function(path, id_name, wth_data, lat, alt, co2_file = "MaunaLoa.CO2") {
stopifnot(require(sirad))
if("ETo" %in% colnames(wth_data)){
ETo = wth_data$ETo
} else if (all(c("rhum", "tmax", "tmin", "srad", "rain") %in% colnames(wth_data) == T)) {
### Cal ETo
ETo_cal <- function(wth_data, lat, alt, alt_ws = 2){
if (!"wvel" %in% colnames(wth_data)) {
wth_data <- mutate(wth_data, wvel = 2)
# message("Wind Speed = 2 m/s was used")
}
## Estimate clear sky transmissivity
extraT <- extrat(lubridate::yday(wth_data$date), radians(lat))$ExtraTerrestrialSolarRadiationDaily
## cal trasmisivity 3% days
# tal <- cst(RefRad = wth_data$srad, days = wth_data$date, extraT = extraT, lat = radians(lat), perce = 5)
ETo <- wth_data %>%
mutate(
es = sirad::es(tmax, tmin),
ea = es*rhum/100,
# ea = if_else(is.na(ea), 0.611*exp(17.27*tmin/(tmin+237.3)), ea),
# vp = es-ea,
extraT = extraT,
tmean = (tmax+tmin)/2,
ETo = sirad::et0(tmax, tmin, ea, srad, 0.85, alt, wvel, alt_ws, extraT),
ETo = case_when(is.na(ETo) ~ 0.0023*(tmean + 17.8)*((tmax - tmin)^0.5)*extraT/3,
TRUE ~ ETo)
) %>%
pull(ETo)
}
ETo <- ETo_cal(wth_data, lat, alt)
} else if (all(c("tmax", "tmin") %in% colnames(wth_data) == T)) {
ETo_cal2 <- function(wth_data, lat, alt, alt_ws = 2){
if (!"wvel" %in% colnames(wth_data)) {
wth_data <- mutate(wth_data, wvel = 2)
# message("Wind Speed = 2 m/s was used")
}
## Estimate clear sky transmissivity
extraT <- extrat(lubridate::yday(wth_data$date), radians(lat))$ExtraTerrestrialSolarRadiationDaily
ETo <- wth_data %>%
mutate(extraT = extraT,
ea = 0.611*exp(17.27*tmin/(tmin+237.3)),
tmean = (tmax+tmin)/2,
srad = 0.16*sqrt(tmax - tmin)*extraT, # Coeficient, coastal
ETo = sirad::et0(tmax, tmin, ea, srad, 0.85, alt, 2, alt_ws, extraT),
ETo = case_when(is.na(ETo) ~ 0.0023*(tmean + 17.8)*((tmax - tmin)^0.5)*extraT/2.5,
TRUE ~ ETo)) %>%
pull(ETo)
}
ETo <- ETo_cal2(wth_data, lat, alt)
} else {
message("No data to calculate ETo!.")
}
data <- wth_data %>%
mutate(
tmin = case_when(is.na(tmin) ~ median(wth_data$tmin, na.rm = T),
TRUE ~ tmin),
tmax = case_when(is.na(tmax) ~ median(wth_data$tmax, na.rm = T),
TRUE ~ tmax),
rain = case_when(is.na(rain) ~ median(wth_data$rain, na.rm = T),
TRUE ~ rain)
)
## Split data and write .ETo / .PLU / Tnx / .CLI files.
# Climate file .CLI
write_CLI <- function(id_name){
sink(file = paste0(path, id_name, ".CLI"), append = F)
cat(paste(id_name, "- by https://github.com/jrodriguez88"), sep = "\n")
cat(" 6.0 : AquaCrop Version (March 2017)", sep = "\n")
cat(paste0(id_name, ".Tnx"), sep = "\n")
cat(paste0(id_name, ".ETo"), sep = "\n")
cat(paste0(id_name, ".PLU"), sep = "\n")
cat(paste(co2_file), sep = "\n")
sink()
}
write_CLI(id_name)
# Temperature file .Tnx
write_Tnx <- function(id_name){
sink(file = paste0(path , id_name, ".Tnx"), append = F)
cat(paste0(id_name, " : daily temperature data (", format(min(wth_data$date), "%d %B %Y"), " - ", format(max(wth_data$date), "%d %B %Y"), ")"))
cat("\n")
cat(paste0(" 1 : Daily records (1=daily, 2=10-daily and 3=monthly data)"), sep = "\n")
cat(paste0(" ", day(min(wth_data$date)), " : First day of record (1, 11 or 21 for 10-day or 1 for months)") , sep = "\n")
cat(paste0(" ", month(min(wth_data$date)), " : First month of record"), sep = "\n")
cat(paste0(" ", year(min(wth_data$date)), " : First year of record (1901 if not linked to a specific year)") , sep = "\n")
cat("\n")
cat(paste0(" Tmin (C) TMax (C)", sep = "\n"))
cat("=======================", sep = "\n")
write.table(data.frame(tmin = sprintf("%10.1f", data$tmin),
tmax = sprintf("%10.1f", data$tmax)),
row.names = F, quote = F, col.names = F)
sink()
}
write_Tnx(id_name)
write_PLU <- function(id_name){
sink(file = paste0(path, id_name, ".PLU"), append = F)
cat(paste0(id_name, " : daily rainfall data (", format(min(wth_data$date), "%d %B %Y"), " - ", format(max(wth_data$date), "%d %B %Y"), ")"))
cat("\n")
cat(paste0(" 1 : Daily records (1=daily, 2=10-daily and 3=monthly data)"), sep = "\n")
cat(paste0(" ", day(min(wth_data$date)), " : First day of record (1, 11 or 21 for 10-day or 1 for months)") , sep = "\n")
cat(paste0(" ", month(min(wth_data$date)), " : First month of record"), sep = "\n")
cat(paste0(" ", year(min(wth_data$date)), " : First year of record (1901 if not linked to a specific year)") , sep = "\n")
cat("\n")
cat(paste0(" Total Rain (mm)", sep = "\n"))
cat("=======================", sep = "\n")
writeLines(sprintf("%10.1f", data$rain))
sink()
}
write_PLU(id_name)
write_ETo <- function(id_name){
sink(file = paste0(path, id_name, ".ETo"), append = F)
cat(paste0(id_name, " : daily ETo data (", format(min(wth_data$date), "%d %B %Y"), " - ", format(max(wth_data$date), "%d %B %Y"), ")"))
cat("\n")
cat(paste0(" 1 : Daily records (1=daily, 2=10-daily and 3=monthly data)"), sep = "\n")
cat(paste0(" ", day(min(wth_data$date)), " : First day of record (1, 11 or 21 for 10-day or 1 for months)") , sep = "\n")
cat(paste0(" ", month(min(wth_data$date)), " : First month of record"), sep = "\n")
cat(paste0(" ", year(min(wth_data$date)), " : First year of record (1901 if not linked to a specific year)") , sep = "\n")
cat("\n")
cat(paste0(" Average ETo (mm/day)", sep = "\n"))
cat("=======================", sep = "\n")
writeLines(sprintf("%10.1f", ETo))
sink()
}
write_ETo(id_name)
}
#make_weather_aquacrop(path, id_name, wth_data, lat, alt, co2_file = "MaunaLoa.CO2")