Szukana fraza: [Abstract = The quantity of absorbable K in the soils under research was low, amounting on average to 49 mgźkg\[\-1\]. The highest quantity of this form was found on the level of leaf litter \(on average 161 mgźkg\[\-1\]\), and the quantity decreased with depth. Differences in the quantity of a potassium subtotal form in the analysed material were small, and average value was 1042 mgźkg\[\-1\].]