27 апр 1935 г. - Signs "An Act for the protection of land resources against soil erosion" (49 Stat 163) directing the Secretary of Agriculture to establish the Soil Conservation Service. This is in response to the “Black Sunday” Dust Storm-- the worst of the dust bowl era that occurred April 4, 1935
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Дата:
27 апр 1935 г.
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~ 90 г назад