A package of sowing machinery from Polish manufacturer AGRO-MASZ.
It includes:

[AGRO-MASZ SN301 - built-in seeder]
Price: 12,500$
Max. working speed: 12 km/h
Power requirement: 50 hp
Working width: 3.0 m
Seed hopper capacity: 800L

*Pre-emergence path configuration
*Pre-emergence path markers function like normal markers [Z key by default]

[AGRO-MASZ ANU 30 - superstructure cultivator]
Price: 7.200$
Max. working speed: 12 km/h
Power requirement: 100 hp
Working width: 3.0 m

*Trawl configuration (yes/no)
*Ridge markers configuration (yes/no)
*Till roller configuration (Rubber/Packer/Trapezoid)
*Till roller height adjustment [mouse control]

[AGRO-MASZ ANT 30 - disc cultivator for superstructure]
Price: 7.800$
Max. working speed: 15 km/h
Power requirement: 120 hp
Working width: 3.0 m

*Ridge markers configuration (yes/no)
*Till roller configuration (Rubber/Packer/Trapezoid)
*Till roller height adjustment [mouse control]

[AGRO-MASZ ANA 30 - active aggregate for superstructure]
Price: 9.200$
Max. working speed: 12 km/h
Power requirement: 140 hp
Working width: 3.0 m

*Ridge markers configuration (yes/no)
*Till roller configuration (Rubber/Packer/Trapezoid)
*Till roller height adjustment [mouse control]

!To use the seeder you need one of the above mentioned cultivation machines!

Changelog 1.1.0.0:
[SN301]
-Added possibility to set the width of tramlines (mouse control)
-Added support for "Interactive Control"
-Reflective signs changed
-Modified tank opening/closing animation sounds
-Speed limit for seeder has been increased (15 km/h)
-Collisions have been modified to make it easier to enter the tank platform