The suppressive influence of compost towards the soil-borne fungus Fusarium oxysporum f. sp. lycopersici on tomatoes with special emphasis on root morphological modifications was examined. Roots of inoculated and non-inoculated tomato plants, grown in three different substrates (control, 20 % compost and 40 % compost), were scanned and analyzed in order to identify their morphological traits. T…