Figure 7

Semivariograms of the chemical attributes of the soil in a brachiaria grass area in Porto Velho, Rondônia. The values in parentheses are respectively: range, R2, Degree of Spatial Dependence (DSD) and cross-validation.
Semivariograms of the chemical attributes of the soil in a brachiaria grass area in Porto Velho, Rondônia. The values in parentheses are respectively: range, R2, Degree of Spatial Dependence (DSD) and cross-validation.