Also, narrower points will bury less residue than wide points. The set-up for different combination tools can vary considerably. To preserve the most residue, select the least aggressive attachments, set the disk blades to a shallow depth, and space the sweeps as wide as practical. Detailed image. . . On planters, fluted coulters bury the most residue, followed by rippled and bubble coulters.
Smooth coulters preserve the most residue.
5H. Row-cleaning attachments are typically used when planting a crop in heavy residue. Also, take care not to create a furrow with your row cleaner. A furrow provides a place for water to accumulate, increasing the risk of soil crusting and runoff that will wash out seeds, soil, and plants.