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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.

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Showing 31 to 40 of 92 (0.048 seconds)
31

Phosphate Solubility Studies on Some Unproductive Calcareous Soils

McGeorge, W. T., Breazeale, J. F. 15 October 1931 (has links)
This item was digitized as part of the Million Books Project led by Carnegie Mellon University and supported by grants from the National Science Foundation (NSF). Cornell University coordinated the participation of land-grant and agricultural libraries in providing historical agricultural information for the digitization project; the University of Arizona Libraries, the College of Agriculture and Life Sciences, and the Office of Arid Lands Studies collaborated in the selection and provision of material for the digitization project.
Agriculture -- Arizona
Calcareous soils -- Arizona
Phosphates
32

Soil Organic Matter

Fuller, W. H. 11 1900 (has links)
No description available.
Agriculture -- Arizona
Humus
Soils -- Arizona -- Composition
33

Salt River Valley Soils

Forbes, Robert H. 03 1900 (has links)
This item was digitized as part of the Million Books Project led by Carnegie Mellon University and supported by grants from the National Science Foundation (NSF). Cornell University coordinated the participation of land-grant and agricultural libraries in providing historical agricultural information for the digitization project; the University of Arizona Libraries, the College of Agriculture and Life Sciences, and the Office of Arid Lands Studies collaborated in the selection and provision of material for the digitization project.
Agriculture -- Arizona
Soils -- Arizona -- Salt River Valley
34

Field measurements of soil salinity by the four-electrode and the salinity probes

Marwan, Mukhtar Mohamed January 1980 (has links)
No description available.
Soils, Salts in -- Measurement.
Salinity.
Soils -- Arizona.
35

Percolation tests for septic tank suitability of typical southern Arizona soils

Barbarick, K. A. January 1975 (has links)
No description available.
Soils -- Arizona.
Septic tanks.
Soil percolation.
36

The effect of field applications of organic matter on the properties of some Arizona soils

Sullivan, Michael John, 1918- January 1942 (has links)
No description available.
Soils -- Analysis.
Soils -- Arizona.
Fertilizers.
Agricultural chemistry.
37

Influence of calcium carbonate on the incidence of chlorosis in some calcareous soils of Arizona

Szutowicz, Walter, 1909- January 1955 (has links)
No description available.
Chlorosis (Plants)
Calcareous soils -- Arizona.
Calcium carbonate.
38

Fertility status of range soils as indicated by responses to nitrogen and phosphorus

Dyer, Kenneth L. January 1958 (has links)
No description available.
Soil fertility -- Arizona.
Soils -- Arizona.
Fertilizers.
Manures.
39

Effect of water quality on plant production on Cajon soils

Billy, Bahe, 1937- January 1964 (has links)
No description available.
Water -- Composition.
Soils -- Arizona.
Soils, Salts in.
40

Engineering properties of the Gila Conglomerate at Bagdad, Arizona

Jacobsen, Wayne Lee, 1943- January 1976 (has links)
No description available.
Soils -- Arizona -- Yavapai County.
Soil mechanics.

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