#$%^&*AU2019246891A120191031.pdf#####INTEGRATED IMPLEMENT DOWNFORCE CONTROL SYSTEMS, METHODS, AND APPARATUS ABSTRACT A downforce control system (400) for an agricultural implement, the downforce control system (400) comprising: a first downforce controller (100) including a first pressure control valve housed in a first manifold (700), said first manifold (700) coupled to a first actuator having a first chamber and a second chamber, said first pressure control valve in fluid communication with said first chamber； a second downforce controller (100) including a second pressure control valve housed in a second manifold (700), said second manifold coupled to a second actuator having a third chamber and a fourth chamber, said second pressure control valve in fluid communication with said third chamber； and an inter-row supply hose (422) extending between said first downforce controller (100) and said second downforce controller (100).
