Sentence Examples


  • In order that the phosphoric acid may be the more fully liberated by the humic acid, &c., of the earth, a little silicious sand is mixed with the still molten slag after it has been poured off from the molten steel.
  • It contains considerable humic matter, discolouring rapidly in the air (when exposed it is characteristically a bright buff).
  • The stream bottoms of alluvium are modified by loess and humic deposits, and are of course very fertile; but hardly more so than the loess of the uplands.
  • Humic acids have been long proven to enhance nutrient uptake at the root zone.
  • Humic content indicate the presence of abundant, highly divided occupation debris.

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