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Fig. 7 | Ecological Processes

Fig. 7

From: Mapping soil nutrients via different covariates combinations: theory and an example from Morocco

Fig. 7

SOM maps via OK (spatial autocorrelation) and KED (with external drifts from bioclimatic data, terrain attributes, and vegetative indices). Keys: KED + C = kriging with climate covariates as external drift; KED + V = kriging with vegetation covariates as external drift; KED + T = kriging with terrain derivatives as external drift; KED + A = kriging with all covariates as external

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