The Historical Maps From The Wine History Project Collection Document The Soil In SLO County In 1928
A coordinated effort of national soil mapping began in the United States in 1899. It began with a nationwide partnership of federal, regional, state, and local agencies, private entities, and universities. This idea of a soil survey in our country, some say originated with Milton Whitney, a professor of geology and soil physics at the Maryland Agricultural College and a physicist at the Experiment Station. He published a paper in 1892, “Some Physical Properties of Soils in Relation to Moisture and Crop Distribution” in which he examined a number of soils.
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