كتب ذات صلة

Relationship of yellow pine and Douglas fir in the yellow pine type. Annual silvical report. Salmon naitonal forest

The extension of the present limits of the western yellow pine out on the desert

Chemical methods for utilizing wood including destructive distillation, recovery of trupentine, rosin, and pulp, and the preparation of alcohols and oxalic acid.

• Commercial turpentines: their quality and methods for their examination.
  المؤلفون: Veitch, F. P. ,  Donk, M. G.

• Stomach worms in sheep : prevention and treatment
  
• Scabies of cattle
  المؤلفون: Hickman, Richard W.
• Research methods in the study of forest environment
  المؤلفون: Bates, Carlos G. ,  Zon, Raphael