Studies in tropical soils: IV. Organic transformations in soils, composts and peat

@inproceedings{Duthie1937StudiesIT,
  title={Studies in tropical soils: IV. Organic transformations in soils, composts and peat},
  author={D. W. Duthie},
  year={1937}
}
1. Waksman's simplified scheme of fractionation was used in attempts to trace the organic transformations occurring in some tropical samples of composts, soils and peats. 2. It was found that a useful partition of the nitrogenous substances into hydrolysable and resistant fractions could be effected by boiling with 5 per cent sulphuric acid for 6 hours. 3. Two profile layers of a black calcareous Trinidadian clay soil were compared with two horizons of a prairie soil examined by Waksman… CONTINUE READING

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