See hedrado, Hedrada, da.
It means fractured, cracked, plowed, cracked. It's a bend of stend. It means cracking, fracturing, cracking.
HEDRADO , DA in Spain : verHEDRAR , disused term used in Rioja, to make the second cava of a vineyard, arrimando the land that was not binada in the first cava ( arada )