Search Constraints

Start Over You searched for: Date 1907

Cornell University Library Digital Collections

Search Results

241. 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 in the soil by capillary attraction, percolation and evaporation ; the relation of water and air to plant growth, and how this may be regulated by cultivation