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Irrigation Department

වාරිමාර්ග දෙපාර්තමේන්තුව

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Soil Survey Laboratory Methods and Procedures for Collecting Soil Samples

Soil Survey Laboratory Methods and Procedures for Collecting Soil Samples - U.S. Department of Agriculture, Soil Conservation Service U.S.A. 1972 - 63p. fig. - Soil Survey Investigations Report 1 .

4036


Agriculture

631.47 / SOI
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