| ID | 276322 |
| Title Proper | Organic matter in lowa soils |
| Language | ENG |
| Author | Norman, A.G. |
| `In' analytical Note | In Black, John D.: Research in agricultrual land urilization - Scope and method. New York. Social Science Research Council, 1931. $ 0.75 --(X9(J):271.73,g G1 023369)
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| Journal Source | In Black, John D.: Research in agricultrual land urilization - Scope and method. New York. Social Science Research Council, 1931. $ 0.75 --(X9(J):271.73,g G1 023369)
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| Classification Number | undefined |