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-rw-r--r--.gitignore1
-rw-r--r--README.md21
-rw-r--r--figure/unnamed-chunk-3-1.pngbin5883 -> 5454 bytes
3 files changed, 21 insertions, 1 deletions
diff --git a/.gitignore b/.gitignore
index 0b8af1d..4e7e1ab 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@ pfm*\.tar.gz
pfm\.Rcheck
pkg/ChangeLog
test.R
+README.html
diff --git a/README.md b/README.md
index 4cf12c3..04ac11f 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,11 @@ library(devtools)
install_github("jranke/pfm", subdir = "pkg", quick = TRUE)
```
-To read in and analyse a cwa file:
+## Use
+
+# Analyse TOXSWA output
+
+Read in and analyse a cwa file:
```r
@@ -73,3 +77,18 @@ print(example_cwa)
## Event statistics for threshold 100
## No events found
```
+
+# Calculate PEC soil
+
+Simple PEC soil calculation for an application rate of 100 g/ha and
+25% interception, assuming complete mixing into 5 cm and a soil bulk
+density of 1.5 kg/L, output in mg/kg:
+
+
+```r
+PEC_soil(100, int = 0.25)
+```
+
+```
+## [1] 0.1
+```
diff --git a/figure/unnamed-chunk-3-1.png b/figure/unnamed-chunk-3-1.png
index 176aa58..6adc605 100644
--- a/figure/unnamed-chunk-3-1.png
+++ b/figure/unnamed-chunk-3-1.png
Binary files differ

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