Irrigating Field Crops
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Irrigating methods and equipment; canals; dams; field ditching; flooding; furrow (Enmethod; corrugation; subirrigation, border method; check system; overhead or sprinkler system. 32, 41
Complete catalog record
Type: Motion Picture
Source: 3434 U.S. Government Films · Record added 2026-07-13 14:19:20