There are different size furrows. Use the O-scale 1/4" furrows sheets. Click on the underlined phrase to link.
A well plowed field doesn't have the furrow detail you would think.
(4) bottom moldboard plow, the round disk (coulter) are used to cut corn stubble, trash, or sod so that the curve plow part can easily turn the soil. There are also trash hooks on top of the moldboard to add turning-down all unwanted material. Black tubes are double springs that allow the plow shear to buckel-back if it hits a rock. Reset only requires backing-up. Expensive parts to replace.
