Main:0811.01.4 "Economy of Economy" 0811.01.01.4 "Farmer: Agricultural Production"
With 1041.03.4 "Technical provision of agricultural works" 1041.03.01.4 "Locksmiths, agricultural machinery and equipment"
Forward 0738.04.5 "Installation and operation of internal heating and ventilation systems, sanitary equipment" 0738.04.01.5 "Technician, sanitary equipment, internal installation and adjustment"