كتب ذات صلة

Tobacco soils of the United States: a preliminary report upon the soils of the principal tobacco districts.

Talks about the soil in its relation to plants and business. A book of observations and experiments for the use of schools, students, and farmers.

Synopsis of a course of lectures on the origin, composition, and functions of soils, and their bearing on agriculture. Delivered at the University of California, during the first term, 1874-5

Sulphur as a factor in soil fertility ...

• Irrigation and drainage; principles and practice of their cultural phases, by F. H. King.
  المؤلفون: King, F. H.
• Investigations in soil management being three of six papers on the influence of soil management upon the influence of soil management upon the water-soluble salts in soilsand the yield of crops
  المؤلفون: King, F. H.
• Irrigation and drainage : principles and practice of their cultural phases
  المؤلفون: King, F. H.

• The student''s flora of the British Islands.
  المؤلفون: Hooker, Joseph Dalton
• The theory of evolution of living things and the application of the principles of evolution to religion, considered as illustrative of the "wisdom and beneficence of the Almighty."
  المؤلفون: Henslow, George
• The theory of evolution of living things and the application of the principles of evolution to religion, considered as illustrative of the "wisdom and beneficence of the Almighty."
  المؤلفون: Henslow, George