Model                                     AIC       deltaAIC        AIC wgtModel Likelihood        no.Par.     -2*LogLike
psi(.),p(.)                            224.27           0.00         0.4872         1.0000              2         220.27
psi(gully),p(.)                        225.66           1.39         0.2432         0.4991              3         219.66
psi(.),p(rain)                         226.26           1.99         0.1801         0.3697              3         220.26
psi(gully),p(rain)                     227.66           3.39         0.0895         0.1836              4         219.66
