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W przeprowadzonych badaniach stwierdzono różnice w liczebności i rozmieszczeniu poszczególnych gatunków nasion chwastów w zależności od sposobu uprawy roli. Największą liczbę nasion chwastów stwierdzono w próbkach gleby pobranych z warstwy 0-5 cm (uprawa zerowa i uproszczona). Natomiast w uprawie tradycyjnej nasiona były rozmieszczone równomierne w całej warstwie 0-20 cm.
The circumstances of physical degradation of soils in their arable and subarable layers, as well as the ways of counteracting that phenomenon were discussed on the grounds of own research and literature data. The results presented prove a complex character of the impact of critical compaction in different kinds of mineral soils on the vegetation of plants. The values were found to be correlated negatively...
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