Incorporation of /sup 35/S-sulfate into inorganic and organic constituents of two forest soils
Conference
·
· Soil Sci. Soc. Am. J.; (United States)
OSTI ID:5152410
Incorporation of /sup 35/S-sulfate into phosphate-extractable S, hydriodic acid-reducible S (HI-S), and total S was measured in three horizons of Spodosols from the Huntington Forest, New York and Hubbard Brook Experimental Forest, New Hampshire. After 56 d /sup 35/S incorporated into nonwater-extractable S constituents was 92, 65, 92, 63, 72, and 91% of the total /sup 35/S-activity for the Huntington Forest Oa, Bh, Bsl, and Hubbard Brook Oa, Bh, and Bsl horizons, respectively. Immobilization of /sup 35/S-sulfate into carbon-bonded S (total S - HI-S) was the major incorporation pathway in the Oa horizons. Adsorption of /sup 35/S-sulfate (phosphate-extractable) was most evident in the Bh and Bsl horizons. Incorporation of /sup 35/S-sulfate into ester sulfate (HI-S - inorganic S) occurred in all horizons. The influence of immobilization-mineralization and adsorption-desorption on S dynamics of these forest soils was evaluated.
- Research Organization:
- State Univ. of New York, Syracuse
- OSTI ID:
- 5152410
- Conference Information:
- Journal Name: Soil Sci. Soc. Am. J.; (United States) Journal Volume: 50:2
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
510101* -- Environment
Terrestrial-- Basic Studies-- Radiometric Techniques-- (-1989)
54 ENVIRONMENTAL SCIENCES
ADIRONDACK MOUNTAINS
ADSORPTION
APPALACHIAN MOUNTAINS
BETA DECAY RADIOISOTOPES
BETA-MINUS DECAY RADIOISOTOPES
CHEMICAL COMPOSITION
CHEMISTRY
DAYS LIVING RADIOISOTOPES
ECOSYSTEMS
EVEN-ODD NUCLEI
EXTRACTION
FORESTS
HUMUS
ISOTOPES
LIGHT NUCLEI
MINERALIZATION
MOUNTAINS
NUCLEI
OXYGEN COMPOUNDS
RADIOISOTOPES
SEPARATION PROCESSES
SOIL CHEMISTRY
SOILS
SORPTION
SULFATES
SULFUR 35
SULFUR COMPOUNDS
SULFUR CYCLE
SULFUR ISOTOPES
TERRESTRIAL ECOSYSTEMS
Terrestrial-- Basic Studies-- Radiometric Techniques-- (-1989)
54 ENVIRONMENTAL SCIENCES
ADIRONDACK MOUNTAINS
ADSORPTION
APPALACHIAN MOUNTAINS
BETA DECAY RADIOISOTOPES
BETA-MINUS DECAY RADIOISOTOPES
CHEMICAL COMPOSITION
CHEMISTRY
DAYS LIVING RADIOISOTOPES
ECOSYSTEMS
EVEN-ODD NUCLEI
EXTRACTION
FORESTS
HUMUS
ISOTOPES
LIGHT NUCLEI
MINERALIZATION
MOUNTAINS
NUCLEI
OXYGEN COMPOUNDS
RADIOISOTOPES
SEPARATION PROCESSES
SOIL CHEMISTRY
SOILS
SORPTION
SULFATES
SULFUR 35
SULFUR COMPOUNDS
SULFUR CYCLE
SULFUR ISOTOPES
TERRESTRIAL ECOSYSTEMS