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Kubik Ľ., Zeman S., 2013. Determination of oxygen permeability of polyethylene and polypropylene nonwoven fabric foils . Res. Agr. Eng., 59: 105–113. The paper deals with determination of oxygen permeability of the polyethylene and polypropylene foils applied in mulching and food packaging. The construction of the equipment of measurement of gas permeability through the foils is discussed. The design and construction of the equipment was realized with applying of the Standard STN EN 77 0333. The measurement of permeability of oxygen through the polyethylene Bralen 2-63 with 9% colored concentrate Maxithen HP 533041 – violet foil, Polyten ®MLB black&white foil and black polypropylene nonwoven fabric foil were realized by means of the modified method.