EN
In the paper are presented: the number and air dry weight of weeds in the field of two spring triticale varieties (Wanad and Gabo), grown in pure sowing and % in different proportions of mixtures, cultivated either mechanically, mechanically-chemically or chemically. Field experiments were carried out in 2007–2008 on brown soil formed of loamy dust in climatic conditions of Podkarpackie region. It was proven that sowing of mixtures of spring triticale Wanad and Gabo used in proportion of 40 : 60 or 50 : 50 may reduce the number and dry weight of weeds in the field. The lowest weed infestation of spring triticale was observed when its cultivation was of mechanical-chemical or chemical nature.