Your guide to the soil /
Cook, J. Gordon (James Gordon)
Your guide to the soil / by J. Gordon Cook. - 2nd ed., rev. and enl. - Watford, Herts., England : Merrow, [1965] - Science for everyman series ; 8 .
Previous edition published under title: Our living soil. Soil acidity tester in back pocket.
Plant physiology.
Soils.
Your guide to the soil / by J. Gordon Cook. - 2nd ed., rev. and enl. - Watford, Herts., England : Merrow, [1965] - Science for everyman series ; 8 .
Previous edition published under title: Our living soil. Soil acidity tester in back pocket.
Plant physiology.
Soils.