How-to-install.md

@@ -26,6 +26,10 @@ with the most recent version of the following packages:
 
 **External R software**
 - imma
+requires
+- maptools
+- reticulate
+- chron
 
 Install dependencies with conda (all platforms)
 ----------------------------------
@@ -71,25 +75,25 @@ will know is activated once you see the name of the environment (e.g r_env)
 To install dependencies simply do:
 
 ~~~
-conda install -c conda-forge r-"package_name"
+conda install -c r r-"package_name"
 ~~~
 
 For example:
 ~~~
-conda install -c conda-forge r-devtools
+conda install -c r r-devtools
 ~~~
 
 **IMMA toolbox**
 
 The IMMA data format is used for the disemmination of the ICOADS marine data.
-The package **imma** written also in R. 
-Provides function to read those files and to apply quality control to the data.
+The R-package **imma** provides function to apply quality control to the ICOADS data.
 
 Must be installed manually by getting the .tar.gz file and running the following 
 script once your conda environment has been activated:
 
 ~~~
 conda install ./imma_0.0.1.tar.gz
+if the above doesn't work try R CMD INSTALL imma_0.0.1.tar.gz within the environment
 ~~~ 
 
 **Install the repository itself**