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3Watershed management field manual: watershed survey and planning Watershed management field manual: watershed survey and planningby Sheng, T.C.
Published 1990Texto bibliotecaFAO IT -
4Soil conservation for small farmers in the humid tropics Soil conservation for small farmers in the humid tropicsby Sheng, T.C.
Published 1989Texto bibliotecaFAO IT -
5Guide pratique d'amenagement des bassins versants: etude et planification Guide pratique d'amenagement des bassins versants: etude et planificationby Sheng, T.C.
Published 1993Texto bibliotecaFAO IT -
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16Texto bibliotecaFAO IT
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17Texto bibliotecaFAO IT
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18Texto bibliotecaFAO IT
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19Texto bibliotecaFAO IT
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