Irrigating Field Crops

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

Sources

  1. 3434 U.S. Government Films — title, year, creator, length, format, sound, description, catalog record