spatial grid data of explanatory variables.
Format
grid: A tibble of grided trace element explanatory variables
with 13132 rows and 12 variables, where the first column is ID.
Author
Yongze Song yongze.song@outlook.com
spatial grid data of explanatory variables.
grid: A tibble of grided trace element explanatory variables
with 13132 rows and 12 variables, where the first column is ID.
Yongze Song yongze.song@outlook.com