كتب ذات صلة

Studies on ammonification in soils by pure cultures

Further studies on the distribution and activities of certain groups of bacteria in California soil columns

The effect of reaction on the fixation of nitrogen by Azotobacter

Soil inoculation with azotobacter

• Lessons on soil.
  المؤلفون: Russell, Edward J.
• Soil conditions and plant growth
  المؤلفون: Russell, Edward J.
• The book of the Rothamsted experiments. 2d ed., rev. by E.J. Russell. Issued with the authority of the Lawes Agricultural Trust Committee.
  المؤلفون: Russell, Edward J. ,  Hall, Daniel

• Notes on building construction : arranged to meet the requirements of the syllabus of the Board of Education.
  
• The wild elephant and the method of capturing and taming it in Ceylon.
  المؤلفون: Tennent, James Emerson
• The vegetable proteins
  المؤلفون: Osborne, Thomas B.