Much (at least) of period wheat was hulled wheat, which required the hulls to be broken by pounding in order for the grains to be gotten out of the hulls. By contrast, much modern wheat is free-threshing, with chaff that is easily broken off of the grains.
Period uses for wheat are:
In period, crop rotation was a common method used when growing wheat or other grains to maintain soil nutrients and allow maximum crop yield. Wheat performs better in ground that has been generously manured.