The justification of expenditures for developing the resources of small watersheds

Ford, E.C.

The justification of expenditures for developing the resources of small watersheds - Sao Paulo, SP (Brasil): 1966.

Anais do Congresso Pan Americano de Conservacao do Solo
Sao Paulo, SP (Brasil): 1966. p. 485-490
(BR9601067-AM)P10



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