Hardy Webster 1850- Campbell

Progressive Agricutlure, 1916, Tillage, Not Weather, Controls Yield

Hardy Webster 1850- Campbell

$31.95

Campbell's 1907 Soil Culture Manual; a Complete Guide to Scientific Agriculture As Adapted to the Semi-Arid Regions

Hardy Webster 1850- Campbell

Out of Stock

Soil Culture Primer; a Plain and Practical Discussion of the Relation of Plants to the Soil and the Principles of Growth; the Laws Governing the Movement of Water in the Soil and Its Evaporation From

Hardy Webster 1850- Campbell

Out of Stock

Progressive Agricutlure, 1916, Tillage, Not Weather, Controls Yield

Hardy Webster 1850- Campbell

Out of Stock

Campbell's 1905 Soil Culture Manual; Explains How the Rain Waters Are Stored and Conserved in the Soil;

Hardy Webster 1850- Campbell

Out of Stock

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 ... of Soil Fertility; How Moisture...

Hardy Webster 1850- Campbell

$23.95

Campbell's 1907 Soil Culture Manual; a Complete Guide to Scientific Agriculture as Adapted to the Semi-arid Regions

Hardy Webster 1850- Campbell

$34.95

Campbell's 1902 Soil Culture Manual;

Hardy Webster 1850- Campbell

$20.06