Soil erosion and its control
Ayres, Quincy Clauds
Soil erosion and its control - New York McGraw-Hill Book Company 1936 - xi,365p. 23cm
Specific techniques; apparatus, equipment, materials
Soil fertility, acidity, alkalinity
Soil science
631.45 / AYR
Soil erosion and its control - New York McGraw-Hill Book Company 1936 - xi,365p. 23cm
Specific techniques; apparatus, equipment, materials
Soil fertility, acidity, alkalinity
Soil science
631.45 / AYR
