كتب ذات صلة

Decomposition, function, and maintenance of organic matter in a sandy nursery soil

The spirit of the soil or, An account of nitrogen fixation in the soil by bacteria and of the production of auximones in bacterized peat

The formation of vegetable mould through the action of worms, with observations on their habits.

The formation of vegetable mould, through the action of worms with observations on their habits

• Soils of the eastern United States and their use-- II. The Norfolk fine sand.
  المؤلفون: Bonsteel, Jay Allan
• Soils of the eastern United States and their use-- XL. Marsh and swamp.
  المؤلفون: Bonsteel, Jay Allan
• Soils of the eastern United States and their use-- II. The Norfolk fine sand.
  المؤلفون: Bonsteel, Jay Allan

• Wild volatile-oil plants and their economic importance: I.--black sage: II.--wild sage II.--swamp bay.
  المؤلفون: Rabak, Frank. [from old catalog]
• The whiting: a good fish not adequately utilized.
  المؤلفون: Moore, Henry Frank
• Whales and porpoises as food. (With thirty-two recipes...)
  المؤلفون: [Radcliffe, Lewis]