Rivista
/
Ambiente
/
Understanding Dissolved Organic Matter Biogeochemistry Through In Situ Nutrient Manipulations in Stream Ecosystems
JoVE Journal
Ambiente
È necessario avere un abbonamento a JoVE per visualizzare questo.  Accedi o inizia la tua prova gratuita.
JoVE Journal Ambiente
Understanding Dissolved Organic Matter Biogeochemistry Through In Situ Nutrient Manipulations in Stream Ecosystems

Understanding Dissolved Organic Matter Biogeochemistry Through In Situ Nutrient Manipulations in Stream Ecosystems

DOI:
10.3791/54704-v

•

09:38 min

•

October 29, 2016

•

, ,
1Department of Natural Resources and the Environment,University of New Hampshire

Capitoli

  • 00:05Titolo
  • 01:02Background Recording and Setup
  • 02:01Addition of Solutes to the Stream
  • 03:25Field Sample Collection
  • 04:32Sample Filtration and Analysis
  • 06:38Results: Nutrient Pulse Method Demonstrates How Concentrations of Dissolved Organic Carbon and Dissolved Organic Nitrogen Respond Across a Dynamic Range of Nutrient Concentrations
  • 08:25Conclusion

Summary

Traduzione automatica

Traduzione automatica

Dissolved organic matter provides an important source of energy and nutrients to stream ecosystems. Here we demonstrate a field-based method to manipulate the ambient pool of dissolved organic matter in situ through easily replicable nutrient pulses.

Tags

Dissolved Organic MatterNutrient ManipulationStream BiogeochemistryNutrient CyclingCarbon And Nitrogen ExportConductivityGrab SamplesReagent AdditionSolute Concentration

Article

Embed

AGGIUNGI ALLA PLAYLIST

Usage Statistics

Video correlati

check_url/it/54704?article_type=v

VacuSIP, an Improved InEx Method for In Situ Measurement of Particulate and Dissolved Compounds Processed by Active Suspension Feeders
check_url/it/54704?article_type=v

Production and Measurement of Organic Particulate Matter in a Flow Tube Reactor
check_url/it/54704?article_type=v

Production and Measurement of Organic Particulate Matter in the Harvard Environmental Chamber
check_url/it/54704?article_type=v

Bioindication Testing of Stream Environment Suitability for Young Freshwater Pearl Mussels Using In Situ Exposure Methods
check_url/it/54704?article_type=v

Improving Infrared Spectroscopy Characterization of Soil Organic Matter with Spectral Subtractions
check_url/it/54704?article_type=v

Single-throughput Complementary High-resolution Analytical Techniques for Characterizing Complex Natural Organic Matter Mixtures
check_url/it/54704?article_type=v

Fluorescently Labeled Bacteria as a Tracer to Reveal Novel Pathways of Organic Carbon Flow in Aquatic Ecosystems
check_url/it/54704?article_type=v

Modeling the Size Spectrum for Macroinvertebrates and Fishes in Stream Ecosystems
check_url/it/54704?article_type=v

Combining Fluidic Devices with Microscopy and Flow Cytometry to Study Microbial Transport in Porous Media Across Spatial Scales
check_url/it/54704?article_type=v

In Situ Chemotaxis Assay to Examine Microbial Behavior in Aquatic Ecosystems

Read Article