Harmfulness of weeds on oil flax sowings

The researches on exposure of competitiveness of oil flax in relation of weeds depending on their species composition and destiny were conducted in Krasnodar region in 2003. Extent of obstruction of oil flax sowings and species composition of weeks influence maximally oil flax growth, seed formation and, finally, seed productivity, but affect weaker the boll amount per plant and mass of 1000 seeds.