RT Journal Article SR Electronic A1 Vítek, Leoš T1 JF Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis YR 2013 VO 60 IS 2 SP 465 OP 474 DO 10.11118/actaun201260020465 UL https://acta.mendelu.cz/artkey/acu-201202-0061.php AB