Box 51
Contains 20 Results:
Anhydrous ammonia, undated
This subseries contains records and maps related to soil formation and classification, management, physics and structure, salinity and alkalinity, conservation and erosion, and chemistry.
Soil phosphate survey, 1958
This subseries contains records and maps related to soil formation and classification, management, physics and structure, salinity and alkalinity, conservation and erosion, and chemistry.
Phosphorous, 1960
This subseries contains records and maps related to soil formation and classification, management, physics and structure, salinity and alkalinity, conservation and erosion, and chemistry.
Uramon, 1939
This subseries contains records and maps related to soil formation and classification, management, physics and structure, salinity and alkalinity, conservation and erosion, and chemistry.
Slow release, 1972
This subseries contains records and maps related to soil formation and classification, management, physics and structure, salinity and alkalinity, conservation and erosion, and chemistry.
Nitrogen, 1974
This subseries contains records and maps related to soil formation and classification, management, physics and structure, salinity and alkalinity, conservation and erosion, and chemistry.
Potash, 1969
This subseries contains records and maps related to soil formation and classification, management, physics and structure, salinity and alkalinity, conservation and erosion, and chemistry.
Composts, 1944
This subseries contains records and maps related to soil formation and classification, management, physics and structure, salinity and alkalinity, conservation and erosion, and chemistry.
Bulky organic fertilizers, 1973
This subseries contains records and maps related to soil formation and classification, management, physics and structure, salinity and alkalinity, conservation and erosion, and chemistry.
Green manures, undated
This subseries contains records and maps related to soil formation and classification, management, physics and structure, salinity and alkalinity, conservation and erosion, and chemistry.