RT Journal Article SR Electronic A1 Šperková, Radka A1 Hejmalová, Helena T1 JF Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis YR 2013 VO 60 IS 2 SP 429 OP 436 DO 10.11118/actaun201260020429 UL https://acta.mendelu.cz/artkey/acu-201202-0056.php AB