drift_data_JKI. pfm 0.3-1

+ +

Format

+ +

A list currently containing matrices with spray drift percentage +data for field crops (Ackerbau), and Pome/stone fruit, early and late +(Obstbau frueh, spaet).

+ +

Source

+ +

JKI (2010) Spreadsheet 'Tabelle der Abdrifteckwerte.xls', retrieved +from +http://www.jki.bund.de/no_cache/de/startseite/institute/anwendungstechnik/abdrift-eckwerte.html +on 2015-06-11

+ +

Description

+ +

Deposition from spray drift expressed as percent of the applied dose as +published by the German Julius-Kühn Institute (JKI).

+ +

Details

+ +

The data were extracted from the spreadsheet cited below using the R code +given in the example section. The spreadsheet is not included in the package +as its licence is not clear.

+ +

Examples


+## Not run: 
+#   # This is the code that was used to extract the data
+#   library(readxl)
+#   abdrift_path <- "inst/extdata/Tabelle der Abdrifteckwerte.xls"
+#   JKI_crops <- c("Ackerbau", "Obstbau frueh", "Obstbau spaet")
+#   names(JKI_crops) <- c("Field crops", "Pome/stone fruit, early", "Pome/stone fruit, late")
+#   drift_data_JKI <- list()
+# 
+#   for (n in 1:8) {
+#     drift_data_raw <- read_excel(abdrift_path, sheet = n + 1, skip = 2)
+#     drift_data <- as.matrix(drift_data_raw[1:9, 2:4]) 
+#     dimnames(drift_data) <- list(distance = as.integer(drift_data_raw[1:9, 1]),
+#                                             crop = JKI_crops)
+#     drift_data_JKI[[n]] <- drift_data
+#   }
+#   save(drift_data_JKI, file = "data/drift_data_JKI.RData")
+# ## End(Not run)
+
+# And this is the resulting data
+drift_data_JKI
+
+[[1]]
+        crop
+distance Ackerbau Obstbau frueh Obstbau spaet
+      1      2.77            NA            NA
+      3        NA         29.20         15.73
+      5      0.57         19.89          8.41
+      10     0.29         11.81          3.60
+      15     0.20          5.55          1.81
+      20     0.15          2.77          1.09
+      30     0.10          1.04          0.54
+      40     0.07          0.52          0.32
+      50     0.06          0.30          0.22
+
+[[2]]
+        crop
+distance Ackerbau Obstbau frueh Obstbau spaet
+      1      2.38            NA            NA
+      3        NA         25.53         12.13
+      5      0.47         16.87          6.81
+      10     0.24          9.61          3.11
+      15     0.16          5.61          1.58
+      20     0.12          2.59          0.90
+      30     0.08          0.87          0.40
+      40     0.06          0.40          0.23
+      50     0.05          0.22          0.15
+
+[[3]]
+        crop
+distance Ackerbau Obstbau frueh Obstbau spaet
+      1      2.01            NA            NA
+      3        NA         23.96         11.01
+      5      0.41         15.79          6.04
+      10     0.20          8.96          2.67
+      15     0.14          4.24          1.39
+      20     0.10          2.01          0.80
+      30     0.07          0.70          0.36
+      40     0.05          0.33          0.21
+      50     0.04          0.19          0.13
+
+[[4]]
+        crop
+distance Ackerbau Obstbau frueh Obstbau spaet
+      1      1.85            NA            NA
+      3        NA         23.61         10.12
+      5      0.38         15.42          5.60
+      10     0.19          8.66          2.50
+      15     0.13          4.01          1.28
+      20     0.10          1.89          0.75
+      30     0.06          0.66          0.35
+      40     0.05          0.31          0.20
+      50     0.04          0.17          0.13
+
+[[5]]
+        crop
+distance Ackerbau Obstbau frueh Obstbau spaet
+      1      1.75            NA            NA
+      3        NA         23.12          9.74
+      5      0.36         15.06          5.41
+      10     0.18          8.42          2.43
+      15     0.12          3.83          1.24
+      20     0.09          1.81          0.72
+      30     0.06          0.63          0.34
+      40     0.05          0.30          0.20
+      50     0.04          0.17          0.13
+
+[[6]]
+        crop
+distance Ackerbau Obstbau frueh Obstbau spaet
+      1      1.64            NA            NA
+      3        NA         22.76          9.21
+      5      0.34         14.64          5.18
+      10     0.17          8.04          2.38
+      15     0.11          3.71          1.20
+      20     0.09          1.75          0.68
+      30     0.06          0.61          0.31
+      40     0.04          0.29          0.17
+      50     0.03          0.16          0.11
+
+[[7]]
+        crop
+distance Ackerbau Obstbau frueh Obstbau spaet
+      1      1.61            NA            NA
+      3        NA         22.69          9.10
+      5      0.33         14.45          5.11
+      10     0.17          7.83          2.33
+      15     0.11          3.62          1.20
+      20     0.08          1.71          0.67
+      30     0.06          0.60          0.30
+      40     0.04          0.28          0.17
+      50     0.03          0.16          0.11
+
+[[8]]
+        crop
+distance Ackerbau Obstbau frueh Obstbau spaet
+      1      1.52            NA            NA
+      3        NA         22.24          8.66
+      5      0.31         14.09          4.92
+      10     0.16          7.58          2.29
+      15     0.11          3.48          1.14
+      20     0.08          1.65          0.65
+      30     0.05          0.57          0.29
+      40     0.04          0.27          0.16
+      50     0.03          0.15          0.11
+
+

+ + + +

Deposition from spray drift expressed as percent of the applied dose as +published by the JKI

Format

Source

Description

Details

Examples