Preface -- Soils: the nuts and bolts -- Soil taxonomy and geography -- Soil biology -- Soil fertility -- Soil use and misuse -- What lies ahead? This work offers a practical introduction to soils. It ...
Time, geology and people all play a part in soil formation. There are three main British soils - podzol, brown earth and gley. Revise soils with this Higher Geography quiz.
Add Yahoo as a preferred source to see more of our stories on Google. Soil type affects how it retains water and nutrients.Photograph: iStock/Getty Images (Photograph: iStock/Getty Images) I often ...
Assessments of the sustainability of smallholder agriculture in Africa have focused on soil fertility decline. The forms in which these scientific assessments take are shaped by disciplinary ...
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