Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Bromide and nitrate movement through undisturbed soil columns.

D E Clay1, Z Zheng, Z Liu

  • 1Plant Science Department, South Dakota State University, Brookings, SD 57007, USA. david_clay@sdstate.edu

Journal of Environmental Quality
|February 18, 2004
PubMed
Summary

Bromide (Br-) leaches faster than nitrate (NO3(-)-N) in soil, potentially overestimating nitrate leaching losses by 25%. This study found no significant 15N discrimination during leaching, but landscape position can affect anion movement.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Late spring urea application increased apparent carbon dioxide equivalence emissions but fall and summer applications did not.

Journal of environmental quality·2025
Same author

Teosinte (Zea mays ssp parviglumis) growth and transcriptomic response to weed stress identifies similarities and differences between varieties and with modern maize varieties.

PloS one·2020
Same author

Chlortetracycline and tylosin runoff from soils treated with antimicrobial containing manure.

Journal of environmental science and health. Part. B, Pesticides, food contaminants, and agricultural wastes·2009
Same author

Manure placement depth impacts on crop yields and N retained in soil.

Journal of environmental science and health. Part. B, Pesticides, food contaminants, and agricultural wastes·2008
Same author

Tylosin sorption to silty clay loam soils, swine manure, and sand.

Journal of environmental science and health. Part. B, Pesticides, food contaminants, and agricultural wastes·2005
Same author

Herbicide movement and dissipation at four Midwestern sites.

Journal of environmental science and health. Part. B, Pesticides, food contaminants, and agricultural wastes·2000

Area of Science:

  • Soil Science
  • Environmental Chemistry
  • Agronomy

Background:

  • Field experiments often assume similar leaching kinetics for bromide (Br-) and nitrate (NO3(-)-N).
  • Understanding anion transport is crucial for managing nutrient losses and environmental impact in agricultural systems.

Purpose of the Study:

  • To test the assumption of similar leaching kinetics between Br- and nitrate (NO3(-)-N).
  • To investigate potential 15N discrimination during nitrate leaching.
  • To evaluate the influence of landscape position on anion movement and retention in soil.

Main Methods:

  • Undisturbed soil columns from different landscape positions (summit-shoulder, backslope, footslope) were used.
  • Columns were treated with 15N-labeled Ca(NO3)2 and KBr, then leached with CaCl2.

Related Experiment Videos

  • Leachate was analyzed for NO3(-)-N, NH4(+)-N, 15N, 14N, and Br-.

    • Main Results:

    • Bromide (Br-) leached significantly faster than nitrate (NO3(-)-N) due to lower Br- sorption.
    • Nitrate leaching losses could be overestimated by 25% if Br- is used as a surrogate.
    • No significant 15N discrimination was detected during the leaching process.
    • Landscape position showed potential to influence anion retention and movement.

    Conclusions:

    • Bromide is not a perfect analog for nitrate leaching due to differences in sorption and transport.
    • Overreliance on bromide tracers may lead to inaccurate estimations of nitrate leaching losses.
    • Soil landscape position is an important factor to consider in studies of nutrient and tracer movement.