LBA-ECO TG-08: Soil Gas Flux after Forest and Pasture Fertilization

LBA-ECO TG-08 provides nitric oxide, nitrous oxide, and carbon dioxide flux measurements alongside nitrogen and phosphorus pools from a fertilization experiment. The research was conducted in a mature moist tropical forest and an 11-year pasture at Nova Vida in Rondonia, Brazil, during 1998 and 1999. Data includes net nitrogen mineralization and nitrification rates and soil moisture measurements in response to nitrogen and phosphorus soil treatments.

Use Cases

• Modeling greenhouse gas emissions from tropical soils based on fertilization treatments.
• Analyzing soil nutrient pool responses to nitrogen and phosphorus additions.
• Comparing biogeochemical processes between mature forest and pasture ecosystems.
• Studying net nitrogen mineralization and nitrification rates in the Amazon.

Strengths

• Data originates from a NASA-organized research project (LBA-ECO), indicating institutional oversight.
• Covers two distinct land-use types (mature forest and pasture) and two fertilization treatments.
• Includes multiple related measurements (gas fluxes, nutrient pools, process rates, soil moisture).

Limitations

• Metadata completeness is low: column names, row counts, and file size are unknown across all platforms.
• Conflicting 'last updated' dates (1999 vs. 2026) suggest potential metadata errors.
• Dataset is from a specific, short-term campaign (1998-1999), limiting temporal generalizability.

Provenance

Source

National Aeronautics and Space Administration (NASA), LBA-ECO project.

Collection Method

Field measurements from soil fertilization treatments.

Time Range

1998 to 1999

Freshness

1999-03-10 23:59:59.999000

Geography

Nova Vida, Rondonia, Brazilian Amazon.