كتب ذات صلة

Vertical farming

The use of lime and gypsum on California soils.

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.

• The essentials of soil fertility
  المؤلفون: Agee, Alva
• Crops and methods for soil improvement
  المؤلفون: Agee, Alva

• Practical floriculture a guide to the successful cultivation of florists'' plants, for the amateur and professional florist.
  المؤلفون: Henderson, Peter.
• The potato : a practical treatise on the potato, its characteristics, planting, cultivation, harvesting, storing, marketing, insects, and diseases and their remedies, etc., etc.
  المؤلفون: Fraser, Samuel
• The Percheron horse
  المؤلفون: Du Hays, Charles.