Soil survey field book. Field season, 1906.
Soil survey field book. Field season, 1906.
- [Washington, Govt. print. off., 1906]
- 319 p. incl. chart. 19 cm.
A revision of Instructions to field parties and descriptions of soil types, published in 1904. At head of title: U.S. Department of agriculture. Bureau of soils.
agr06001694
Soil surveys.
Soils--United States.
S591 / .A5 1906
A revision of Instructions to field parties and descriptions of soil types, published in 1904. At head of title: U.S. Department of agriculture. Bureau of soils.
agr06001694
Soil surveys.
Soils--United States.
S591 / .A5 1906