The Irrigation Research Station Griffith being a branch of the Commonwealth Scientific & Industrial Research. Mr. A. Howard Chemist at work determining the salt content of soils, conductivity of a suspension of soil is measured this gives the amount of salt in the soil. April 27, 1955. ;The Irrigation Research Station Griffith being a branch of the Commonwealth Scientific & Industrial Research. Mr. A. Howard Chemist at work determining the salt content of soils, conductivity of a suspension of s
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