First steps with C-N-P
For a deeper insight into the complex processes of breaking down fresh organic matter in soil, use the following
LINK on shiny
with a turnover demonstration for two different FOM pools
Here are some downloads for experimental (private) use. The use is only permitted with the consent of the author and is at your own risk. The author refuses all liability for any malfunctions that may occur and their possible consequences.
Prerequisite for using the C-N-P software is access to a PostgreSQL server - which can also run on the local system without an Internet connection.
... more information about Postgres can be found
under this link
and here is some
help with Postgres installation on windows
For mac users it is recommended to visit the postgresapp.com website for download.
If there are difficulties finding the required file libpq.dylib on a MAC, the following notice may help:
1. Open a terminal
2. search the data using: locate libpq.dylib | grep /lib
3. possibly it is necessary to execute the following command beforehand;
sudo launchctl load -w /System/Library/LaunchDaemons/com.apple.locate.plist
download area C-N-P software
... please start reading the manual
(last update:15.09.2024 11:03:07, filesize: 3497545 Byte )
...if data is already available, you sometimes want to copy it. Get here some hints how it may be done
(last update:22.07.2021 17:11:50, filesize: 6495019 Byte )
Please find below the download links for the desired platform
After downloading, the zip file should be unpacked into a directory with write permissions. Before using the model itself, you must first start cnp24_prep, which sets up a database on the Postgres server, creates an user account and writes an ini-file. After this step proceed with cnp24
Modifications to cnp24_prep
| date | comment |
| 15.09.2024 | this version implements an impoved database structure |
Modifications to cnp24
| date | comment |
| 15.09.2024 | uses the new database structur and brings several improvements for scenario simulations using the auto mode |
C-N-P 24 software pack for windows W64 (64 bit) as ZIP download
(last update:15.09.2024 11:39:36, filesize: 23999552 Byte )
C-N-P 24 software pack for MacOS (64 bit) as ZIP download
(last update:15.09.2024 11:38:54, filesize: 28126715 Byte )
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tools and hints
... there is a work-around to upload climate data into the database described by S.A.A.Gassser in this document
(last update:05.04.2024 16:29:51, filesize: 1037095 Byte )