Here you can find mods for Farming Simulator 2013 & Farming Simulator 2011.
Aug 12, 2012
CASE IH 3580 Precision Air Seeder
In this version:
1. Add a safe mode switch. By pressing X to switch safe mode <=> normal mode.
2. Change spray key from R to B. So, you won’t mix out with refill R.
3. Add Liquid Manure. Now the tank can accept both Fertilizer and Liquid Manure.