KMH Cultivation Unit KMH Cultivation Unit CULTIVATION AGGREGATE KMH HYDRAULICALLY FOLDED Cultivating aggregate KMH is a machine that is used for pre-sowing cultivation. Its main task is to make clods, level the field, in turn, on sloping soils to dry, aerate and accelerate the heating of the soil before sowing crops so that we can get a fast and uniform emergence. The spring shape of the coulters is conducive to destroying small weeds in the field, as well as perch weeds near baulks and crossplots.