Portugal

Nuno Simões University of Algarve, Portugal E-mail: nuno_simoes58@hotmail.com We can easily see that soil color varies from one site to another, with depth, with topographic position and composition. Even color may be light brown in one side of the road and dark brown in the other. Whether for scientific purposes, or just curious, you study the colorimetric interesting variations. Why does soil co ...[Read More]