"c. abyssinica" can be easily inserted in crop rotations with a requirement of 1600 growing degree-days. its rotation contingent should not exceed 25%. because of similar soil requirements and increased soil borne pathogen pressure, cultivation directly after other brassicaceae species should be avoided as well as cultivation after artificial grassland and fallows due to an enriched soil seed bank of potential weeds and regarding the limited pre-emergence weed management methods.