CENTURY Technical Notes

UML class diagrams (PDF format):

• Monthly version - core classes
• Site parameters
• Management scheme
• Layered soil structure

Modifying the source code:

• Adding Events
• Adding Site Parameters
• Deriving a Class from Class TCentury
• Century-GUI Communication
• Incrementing the build version numbers
• Mineral elements (N, P, S) flows

Equations and Algorithms

• Comparison of Runoff vs. Rainfall Calculations (PDF format)
• Exponential C Depth Distribution (PDF format)
• Estimating change in soil bulk density from change in soil organic matter and organic C content (PDF format)

Miscellaneous

• Example R session with the Century5/DayCent5 CSV-format output files