About humus.rocks

Andrew G. Brown

Andrew in the south-central foothills of MLRA 18 (San Joaquin Experimental Range) holding a large clod collected from an Entic Haploxeroll soil for bulk density analysis.

Andrew G. Brown is a soil scientist in the Sonora, CA MLRA Soil Survey office. His area of responsibility includes the Sierra Nevada Foothills & Mountains (MLRAs 18 & 22A). This website is an avenue for Andrew to share his ideas and code with the world.