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Jiyul Chang

Jiyul Chang


Senior Lecturer

Office Building

Berg Agricultural Hall



Mailing Address

Berg Agricultural Hall 210
Agronomy, Horticulture & Plant Science-Box 2100A
University Station
Brookings, SD 57007


Curriculum Vitae_Chang-April_2017.pdf(139.79 KB)


• Ph.D. in Agronomy, South Dakota State University, Brookings, SD, May 2002.
• M.S. in Agronomy, South Dakota State University, Brookings, SD, July 1997.
• B.S. in Biology, Yonsei University, Seoul, Korea, Feb. 1988.

Academic Interests

• Geospatial analysis of field variations using GIS
• Analyzing Remote Sensing data for crop and nutrients management
• Making Management zone maps/Prescription maps using various images (satellites and drones)

Precision Agriculture
Soil Management, Soil Fertility, Soil Health, Soil Carbon Dynamics


  • Precision agriculture
  • Variable rate applications
  • Mapping using GIS and remote sensing data
  • Drone application for agriculture
  • Academic Responsibilities

    • PS/HO 285: Agricultural Computations
    • PRAG 427/527: Precision Ag Data Mapping
    • PRAG 440L/540L: Crop Management with Precision Farming Lab
    • ABS 475: Integrated Natural Resource management and Lab (supporting)

    Committee Activities

    • Scholarship committee and Curriculum committee
    • Curriculum committee

    Awards and Honors

    • The winner of Ph.D. Research Paper Competition on Sigma Xi of South Dakota State University Chapter (2001).
    • Scholarship from Plant Science Graduate Student Association of South Dakota State University (2001).
    • Scholarship from Biology Department in Yonsei University (1986).


    Syngenta: Advanced Remote Sensing Project for Mapping Crop Fields (2012-2013): $39,000.

    Area(s) of Research

    • Geospatial analysis and mapping using GIS
    • Remote sensing for crop and nutrients management
    • Crop field mapping using various satellite images
    • Quantifying GHG emission and soil organic matter in grazing fields
    • Quantifying GHG emission from biochar treated soil
    • Developing nutrient management zones
    • Site-specific crop/fertilizer management (precision agriculture)
    • Soil fertilities in different landscapes / Soil spatial variability
    • Cropping systems: water use efficiency, nutrient use efficiency, C sequestration