powered by
This is a two- parameter function to determine water infiltration parameters contained in the Green-Ampt infiltration model
SSgampt(input, ks, A)
A list of objects returned by standard R regression functions such as nls and lm
Instantaneous infiltration rate
Saturated hydraulic conductivity
Constant incorporating matric suction potential, wetting front, and antecedent moisture content
Christian Thine Omuto
This is a self-starting model for estimating Green-Ampt infiltration model using instantaneous and cumulative infiltration data
Green WA and Ampt GA. 1911. Studies on soil physics: 1. The flow of air and water through soils. Journal of Agricultural Science 4: 1-24
SSphilip, SShorton
SSphilip
SShorton
## Load the data data(infilt) library(minpack.lm) gamp.ns <- nlsLM(Cumrate ~ SSgampt(Rate,ks,A), infilt) summary(gamp.ns)
Run the code above in your browser using DataLab