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Fractions of humus compounds in chernozem, black earth and rendzina



Fractions of humus compounds in chernozem, black earth and rendzina



Roczn. Nauk roln, 91A: 1-56



Tabular data are reported on the contents of C and humic fractions (humic acids, fulvic acids, bitumens) in profiles of soils under arable crops and forest.

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