Usage examples for humus

  1. Bring back samples of leaves and of leaf mould or humus for class- room observation. – Ontario Teachers' Manuals: Nature Study by Ontario Ministry of Education
  2. The humus content forms another characteristic difference between arid and humid soils. – Dry-Farming by John A. Widtsoe
  3. Their needles, along with rapid decay of their softer dead wood, however, can create deep humus. – Area Handbook for Albania by Eugene K. Keefe Sarah Jane Elpern William Giloane James M. Moore, Jr. Stephen Peters Eston T. White
  4. Mould or humus, being acted on by moisture and air, evolves carbonic acid, which is dissolved by rain. – The Student's Elements of Geology by Sir Charles Lyell
  5. Weigh the part left and find what fraction of the humus consisted of vegetable material. – Ontario Teachers' Manuals: Nature Study by Ontario Ministry of Education
  6. The first questions which suggest themselves upon this statement are: what becomes of this immense quantity of water and from what source does the tree derive it We are told in reply that it is absorbed from the air by the humus and mineral soil of the wood, and supplied again to the tree through its roots, by a circulation analogous to that observed in Ward's air- tight cases. – The Earth as Modified by Human Action by George P. Marsh
  7. The Value of Humus. – A Living from the Land by William B. Duryee
  8. Since, for dry- farm purposes, the nitrogen content is the most important quality of the humus, the difference between arid and humid soils, based upon the humus content, is not so great as would appear at first sight. – Dry-Farming by John A. Widtsoe
  9. This will add humus to the soil, and allow air and moisture to penetrate it. – Making a Garden of Perennials by W. C. Egan
  10. Humus is decayed vegetable matter. – Ontario Teachers' Manuals: Nature Study by Ontario Ministry of Education
  11. V. it was pointed out that dark coloured soils rich in humus are greatly favoured by gardeners and farmers. – Lessons on Soil by E. J. Russell
  12. For surely and also according to his own opinion, those years were the humus for the fleurs du mal of his soul. – Paul Verlaine by Stefan Zweig
  13. To help make up the deficiency, every one should form a compost heap, and into it pile leaves, lawn rakings, pieces of sod, and all such matter, all of which will be reduced in time by decomposition to the much- desired humus. – Making a Lawn by Luke Joseph Doogue
  14. It did not notice Forrester scurrying away in the shape of an ant through the leaves and thick humus of the jungle floor. – Pagan Passions by Gordon Randall Garrett Laurence Mark Janifer
  15. The great value of humus in the soil will appear in later studies. – Ontario Teachers' Manuals: Nature Study by Ontario Ministry of Education
  16. The amount of humus thus obtained is large, and the benefit of the mulch is an important item. – Crops and Methods for Soil Improvement by Alva Agee
  17. When we consider that animals destroy two- thirds of the organic matter in the food consumed we find that as between the two systems above described the organic matter or humus of the soil will be better maintained in the grain system outlined. – The Farm That Won't Wear Out by Cyril G. Hopkins
  18. The earthworms present in the soil feed on the humus. – Free from School by Rahul Alvares
  19. This amount probably will permit fertilizers and tillage to make their full return in heavy sods that will provide humus. – Right Use of Lime in Soil Improvement by Alva Agee