Browsing by Author "Bernas, Jaroslav"

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  • Konvalina, Petr; Kopecký, Marek; Bernas, Jaroslav; Moudrý, Jan; Suchý, Karel; Machková, Božena (“Ion Ionescu de la Brad” University of Agricultural Sciences and Veterinary Medicine, Iaşi, 2016)
    Weed plants are one of the main factors limiting the level of agricultural yield. Damages are very important in organic farming now. Because of the availability of herbicides in the last 50 years, the natural competitiveness ...