The Project has provided equipment for the Ministry of Agriculture and the University of Liberia laboratories and is building capacity on the first digital soil survey, with soil mapping undertaken initially in Nimba county.

Source: https://www.africanews.it/english/liberia-government-with-food-and-agriculture-organization-of-the-united-nations-fao-support-creates-awareness-on-the-importance-of-soil-management-during-the-2022-world-soil-day/

The soil samples stored in a University of Illinois barn were taken over the years as part of the state soil survey, a process in which scientists dig holes three to four feet in depth, allowing them to profile the different layers.

Source: https://www.dailyherald.com/news/20230228/after-historic-find-university-of-illinois-soil-scientists-want-to-dig-up-more-on-states-land

This administration had commenced soil survey and fertility mapping of Cross River State.

Source: https://punchng.com/cross-river-plans-n30bn-agric-development-fund/