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Plant and man slides Lectures 6-10. Rice past finger paintings. Southwest India.
Plant and man slides Lectures 6-10. Richard MacNeish in Tehuacan Mexican Museum.
Plant and man slides Lectures 6-10. Ripe oats and vetch mixture being harvest in west Oregon.
Plant and man slides Lectures 6-10. Ripe oats and vetch mixture being harvest in west Oregon.
Plant and man slides Lectures 6-10. Rose
Plant and man slides Lectures 6-10. Rye fields on Swiss Mountain slopes.
Plant and man slides Lectures 6-10. Rye hocks with rain hats in Austria.
Plant and man slides Lectures 6-10. Rye infested with ergot fungus, north Germany.
Plant and man slides Lectures 6-10. Rye in North Germany. (Unripe)
Plant and man slides Lectures 6-10. Rye in North Germany. (Unripe) (Close-up)
Plant and man slides Lectures 6-10. Sorghum (dwarf) near west of edge of agui in Midwest.
Plant and man slides Lectures 6-10. Sorghum ripe heads, Hennepin County, Minnesota.
Plant and man slides Lectures 6-10. Sorghum shocked in south Hennepin County, Minnesota.
Plant and man slides Lectures 6-10. "Squaw Corn"
Plant and man slides Lectures 6-10. Stages of Maize development in one day. Tehuacan Valley, Mexico.
Plant and man slides Lectures 6-10. Summer fallow. Spring wheat region. East Washington.
Plant and man slides Lectures 6-10. Summer wheat. Hopper truck.
Plant and man slides Lectures 6-10. Summer wheat soft wheat cakes. East washington.
Plant and man slides Lectures 6-10. Valley of Tehuacan with giant springs where maize evolved with man.
Plant and man slides Lectures 6-10. Valley of Tehuacan with giant springs where maize evolved with man.