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2Drainage of agricultural land: a practical handbook for the planning, design, construction, and maintenance of agricultural drainage systems Drainage of agricultural land: a practical handbook for the planning, design, construction, and maintenance of agricultural drainage systemsby Soil Conservation Service, Washington, DC (USA) eng
Published 1973Texto bibliotecaFAO IT -
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5by Gol'tsberg, I.A. (ed.), Soil Conservation Service, Washington, DC (USA) eng, Davitaya, F.F. (ed.)
Published 1980Texto bibliotecaFAO IT -
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7by Cline, M.G., Soil Conservation Service, Washington, DC (USA) eng, Department of Agriculture, Washington, DC (USA) eng, Hawaii Agricultural Experiment Station, Honolulu, HI (USA) eng
Published 1955Texto bibliotecaFAO IT -
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