https://youtu.be/N_T0T6lbbWc

This is how we recommend you process your soil samples. Is part of the VG complex system approach. This was filmed in the Dominican Republic a few months ago. P. Geo. Ricardo A Valls, M. Sc. and Geo Gadfly Valls Geoconsultant ORCID ID- https://orcid.org/0000-0002-5421-0914 Scopus Author ID: 7003369619/35335510700 ResearcherID: S-6604-2018 If you like this content, please "buy me a coffee" https://www.buymeacoffee.com/goldendroplets