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Soils -- California -- Imperial County

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• Soils -- California
• California -- Imperial County

• Soils -- California -- Imperial County -- Maps

• Soil survey of the Yuma-Wellton area, Arizona-California (United States Dept. of Agriculture, Bureau of Chemistry and Soils :, 1933), by F. O. Youngs, United States. Soil Conservation Service, University of Arizona Agricultural Experiment Station, and United States. Bureau of Chemistry and Soils (page images at HathiTrust)

• Soil survey of Yuma-Wellton area : parts of Yuma County, Arizona, and Imperial County, California. (U.S. Dept. of Agriculture, Soil Conservation Service, 1980), by Russel L. Barmore, California Agricultural Experiment Station, University of Arizona Agricultural Experiment Station, and United States. Soil Conservation Service (page images at HathiTrust)
• Soil survey of Imperial County, California, Imperial Valley Area. (U.S. Dept. of Agriculture, Soil Conservation Service, 1981), by Robert P. Zimmerman, Imperial Irrigation District (Calif.), California Agricultural Experiment Station, and United States. Soil Conservation Service (page images at HathiTrust)

Items below (if any) are from related and broader terms.

• Humus and humus-nitrogen in California soil columns (University of California Press, 1914), by R. H. Loughridge (page images at HathiTrust)
• Studies on a drained marsh soil unproductive for peas (University of California Press, 1922), by Paul Steere Burgess (page images at HathiTrust)
• Introduction to the soils of California (Western Empire Pub. Co., 1913), by Gilbert Ellis Bailey (page images at HathiTrust)
• Generalized soil map of California (University of California, Division of Agricultural Sciences, in the 1950s), by R. Earl Storie and Walter Wallace Weir (page images at HathiTrust)
• Soil survey. (Berkley, 1954), by California Agricultural Experiment Station (page images at HathiTrust)
• Soil survey of the Yuma area, Arizona-California (Govt. print. off., 1905), by United States. Bureau of Plant Industry, J. Garnett Holmes, and United States. Bureau of Chemistry and Soils (page images at HathiTrust)
• Soil-vegetation surveys in California. (Resources Agency, Dept. Conservation, Division of Forestry, 1969) (page images at HathiTrust; US access only)
• Minerals useful to California agriculture (San Francisco, 1951), by California. Division of Mines and Oliver E. Bowen (page images at HathiTrust; US access only)
• Lands of the Colorado delta in the Salton basin (Agricultural Experiment Station, 1902), by Eugene W. Hilgard, Frank J. Snow, and George Wright Shaw (page images at HathiTrust)
• Humus in California soils (Agricultural Experiment Station, 1914), by R. H. Loughridge (page images at HathiTrust)
• Irrigation and soil conditions in the Sierra Nevada foothills, California (Agricultural Experiment Station, 1915), by Ralph D. Robertson and J. W. Nelson (page images at HathiTrust)
• Soils and crops of the Imperial Valley (University of California, College of Agriculture, Agricultural Experiment Station, 1934), by Stanley W. Cosby and L. Gordon Goar (page images at HathiTrust)
• Commercial fertilizers and soil fertility in California (College of Agriculture, University of California, 1931), by P. L. Hibbard (page images at HathiTrust)
• Water holding characteristics of some California soils (University of California, Div. of Agriculture and Natural Resources, 1989), by Wilbur O. Bowers (page images at HathiTrust)
• Some California soils and their relationships... (University of California Press, 1937), by Charles Frederick Shaw (page images at HathiTrust; US access only)
• Basic soil surveys : knowledge of soils is basic for efficient use and conservation of farm resources ; Soil series descriptions and soil type rating (University of California, Berkeley, 1954), by Lloyd N. Brown (page images at HathiTrust; US access only)
• Soil-vegetation maps of California (Pacific Southwest Forest and Range Experiment Station, 1974), by Wilmer L Colwell (page images at HathiTrust)
• Guide for fertilizing vegetables (Small Farm Center, University of California, Davis :, 1990), by H. W. Otto, Oscar Anthony Lorenz, Kent Brown Tyler, Roy Branson, University of California (System). Cooperative Extension, and Davis. Small Farm Center University of California (page images at HathiTrust)
• Relative erodibilities of several California forest and range soils (Forest Service, USDA, Region 5, 1982), by Kenneth E. Trott and United States. Forest Service. California Region (page images at HathiTrust)
• Acreage of the soil series in California (The Service?], 1958), by Lloyd N. Brown and University of California Agricultural Extension Service (page images at HathiTrust; US access only)

• Soil survey of the Tracy Area, California (U.S. Dept. of Agriculture, Bureau of Plant Industry, Soils, and Agricultural Engineering and Soil Conservation Service : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1943), by Ralph C. Cole, California Agricultural Experiment Station, United States. Soil Conservation Service, and Soils United States. Bureau of Plant Industry (page images at HathiTrust)

• Soil survey of the Anaheim area, California (Bureau of Soils :, 1919), by United States. Bureau of Plant Industry, E. C. Eckmann, California Agricultural Experiment Station, and United States. Bureau of Soils (page images at HathiTrust)

• Soil analysis and soil and plant interrelations (University of California, College of Agriculture, Agricultural Experiment Station, 1922), by D. R. Hoagland (page images at HathiTrust)
• Fertilizer problems and analysis of soils in California (University of California, College of Agriculture, Agricultural Experiment Station, 1930), by D. R. Hoagland (page images at HathiTrust)
• Fertilizer problems and analysis of soils in California (University of California, College of Agriculture, Agricultural Experiment Station, 1939), by D. R. Hoagland (page images at HathiTrust)
• Examinations of fertilizing materials ; Examinations of soils (University of California, Agricultural Experiment Station, 1884), by Eugene W. Hilgard (page images at HathiTrust)
• Examination of soils (University of California, Agricultural Experiment Station, 1884), by Eugene W. Hilgard (page images at HathiTrust)
• Examinations of grape-growing soils (University of California, Agricultural Experiment Station, 1884), by Eugene W. Hilgard (page images at HathiTrust)
• Examinations of tule, marsh and alkali soils (University of California, Agricultural Experiment Station, 1884), by Eugene W. Hilgard (page images at HathiTrust)
• Concerning specimens sent for examination ; Examinations of various upland soils (University of California, Agricultural Experiment Station, 1885), by Eugene W. Hilgard (page images at HathiTrust)
• Examinations of soils and waters (University of California, Agricultural Experiment Station, 1885), by Eugene W. Hilgard (page images at HathiTrust)
• Examination of soils and subsoils (University of California, Agricultural Experiment Station, 1884), by Eugene W. Hilgard (page images at HathiTrust)
• Suggestions regarding the examination of lands ; Directions for taking soil samples (University of California, Agricultural Experiment Station, 1896), by Eugene W. Hilgard (page images at HathiTrust)

• Soil survey of the Bakersfield area, California (Bureau of Soils :, 1905), by Macy H. Lapham, Charles A. Jensen, and United States. Bureau of Soils (page images at HathiTrust)

• Bibliography of soil and land classification surveys in California listed by counties. (Agricultural Extension Service, 1954), by Walter Wallace Weir and University of California (System). College of Agriculture. Department of Soils (page images at HathiTrust)

• Soil survey of the Brawley area, California (U.S. G.P.O., 1923), by United States. Bureau of Plant Industry, E. J. Carpenter, A. E. Kocher, and United States. Bureau of Soils (page images at HathiTrust)

• The soils of Butte Valley, California (Bureau of Soils :, 1909), by W. W. Mackie and United States. Bureau of Soils (page images at HathiTrust)

• Manual for identifying and classifying California soil series (Associated Students Store, 1948), by R. Earl Storie and Walter Wallace Weir (page images at HathiTrust)
• The classification and evaluation of the soils of western San Diego county (Agricultural Experiment Station, 1933), by R. Earl Storie (page images at HathiTrust)
• A rating of California soils (Agricultural Experiment Station, 1936), by Walter Wallace Weir and R. Earl Storie (page images at HathiTrust)

• Soil survey of the Clear Lake area, California. ([U.S. Govt. print. off., 1931), by United States. Bureau of Plant Industry, R. Earl Storie, Stanley Wallace Cosby, E. J. Carpenter, and United States. Bureau of Chemistry and Soils (page images at HathiTrust)

• Soil survey of the Coachella Valley area, California (G.P.O., 1927), by United States. Bureau of Plant Industry, A. E. Kocher, W. G. Harper, and United States. Bureau of Soils (page images at HathiTrust)

• Soil survey of the Colusa area, California (Bureau of Soils :, 1909), by United States. Bureau of Plant Industry, Macy H. Lapham, and United States. Bureau of Soils (page images at HathiTrust)

• Non-grazing and gophers lower bulk density and acidity in annual-plant soil (Forest Service, U.S. Dept. of Agriculture, Pacific Southwest Forest and Range Experiment Station, 1971), by Raymond D. Ratliff and Stanley E. Westfall (page images at HathiTrust)

• Soil survey of the El Centro area, California (U.S. G.P.O., 1922), by United States. Bureau of Plant Industry, A. T. Strahorn, and United States. Bureau of Soils (page images at HathiTrust)

• Soils and vegetation of the French Gulch quadrangle (24D-1,2,3,4) ; Trinity and Shasta counties, California (Berkeley, Calif., 1973), by Calif.) Pacific Southwest Forest and Range Experiment Station (Berkeley and James I. Mallory (page images at HathiTrust; US access only)

• Soil Survey of the Grass Valley area, California (U.S. G.P.O., 1921), by United States. Bureau of Plant Industry, J. B. Hammon, E. B. Watson, and United States. Bureau of Soils (page images at HathiTrust)

• Soil survey of the Hanford area, California (U.S. Dept. of Agriculture, Bureau of Soils, 1901), by Macy H. Lapham, W. H. Heileman, and United States. Bureau of Soils (page images at HathiTrust)

More items available under broader and related terms at left.