1863

  1. Further Report of experiments with different manures on permanent meadow land
  2. Liebig and the Mineral Theory
  3. Further report of experiments with different manure on permanent meadowland
  4. On the selection of artificial manures for the sugar cane
  5. The effect of different manures on the mixed herbage of grass-land
  6. XX - On the source of the nitrogen of vegetation; with special reference to the question whether plants assimilate free or uncombined nitrogen
  7. On the utilisation of town sewage