More about Integrated Farm System Model
Prepare 10.5 MB on the hard drive for setting up Integrated Farm System Model v3.4. USDA / Agricultural Research Service distributes this program for free. The software can be found under the Other Tools subcategory of the Multimedia category. IFSM.exe and IFSM42.exe are the most popular installer names of this tool you may come across. The antivirus analysis of the download link proved it to be clean.