Engineering and economic comparison of various types of drainage
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| Main Authors: | , |
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| Format: | Texto biblioteca |
| Language: | |
| Published: |
1969
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| Subjects: | ECONOMIC SITUATION, ENGINEERING, DRAINAGE SYSTEMS, SOIL MANAGEMENT, AGRICULTURAL ECONOMICS, USSR, SITUATION ECONOMIQUE, INGENIERIE, RESEAU DE DRAINAGE, SITUACION ECONOMICA, INGENIERIA, RED DE DRENAJE, GESTION DU SOL, ECONOMIE AGRICOLE, URSS, MANEJO DEL SUELO, ECONOMIA AGRICOLA, |
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