كتب ذات صلة

Agricultural bacteriology a study of the relation of germ life to the farm, with laboratory experiments for students.

Concerning soils, germs, and worms.

Agricultural and industrial bacteriology

Agricultural bacteriology

• Laboratory guide in soil bacteriology
  المؤلفون: Lipman, Jacob Goodale ,  Brown, Percy Edgar
• Bacteria in relation to country life
  المؤلفون: Lipman, Jacob Goodale

• Wild neighors: out-door studies in the United States
  المؤلفون: Ingersoll, Ernest
• Wild neighbors: out-door studies in the United States
  المؤلفون: Ingersoll, Ernest
• Walden
  المؤلفون: Thoreau, Henry David ,  Rees, Byron Johnson, [from old catalog]