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Comparison of Fertilizers, Fixed Nitrogen Research Laboratory

  • ca. 1920s–1950s

  • Arlington Farm, VA
  • 9 in. W x 7 in. H
    Print, photographic
  • Gift of Travis Hignett
  • Travis Hignett Collection
  • 2003.902.034
  • No known copyright restrictions, CHF Collections

Description

The relative bulk of ordinary commercial fertilizer compared with concentrated fertilizer mixtures of the same plant food content at Arlington Farm, Virginia.

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