RT Journal Article SR Electronic A1 Koleda, Pavol A1 Naščák, Ľubomír T1 JF Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis YR 2014 VO 62 IS 5 SP 979 OP 984 DO 10.11118/actaun201462050979 UL https://acta.mendelu.cz/artkey/acu-201405-0018.php AB