Home / Authors / Hardy Webster Campbell

Books by Hardy Webster Campbell

All books by this author

5 books found
Campbell's 1907 Soil Culture Manual: A Complete Guide to Scientific Agriculture as Adapted to the Semi-Arid Regions: The Proper Fitting of the Soil for the Conservation and Control of Moisture and the Development of Soil Fertility; How Moisture Moves I (P
Campbell's 1907 Soil Culture Manual: A Complete Guide …
By: By (author) Hardy Webster Campbell
View Details
Campbell's 1907 Soil Culture Manual: A Complete Guide to Scientific Agriculture as Adapted to the Semi-Arid Regions : the Proper Fitting of the Soil ... and the Development of Soil Fertility [1907]
Campbell's 1907 Soil Culture Manual: A Complete Guide …
By: Hardy Webster Campbell
View Details
Progressive Agriculture, 1916: Tillage, Not Weather, Controls Yield [ 1916 ]
Progressive Agriculture, 1916: Tillage, Not Weather, Contro…
By: Hardy Webster Campbell
View Details
Campbell's 1907 Soil Culture Manual: A Complete Guide to Scientific Agriculture As Adapted to the Semi-Arid Regions
Campbell's 1907 Soil Culture Manual: A Complete Guide …
By: Hardy Webster Campbell
View Details
Campbell's 1907 soil culture manual: a complete guide to scientific agriculture as adapted to the semi-arid regions : the proper fitting of the soil ... moves in the soil by capillary attraction, pe
Campbell's 1907 soil culture manual: a complete guide …
By: Hardy Webster Campbell
View Details