The effect of long-term tillage practices on selected soil properties in the Swartland wheat production area of the Western Cape by Botha, Pieter Barend

Subjects: “…Soil ecology…”
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Long-term effect of tillage and crop rotation practices on soil C and N in the Swartland, Western Cape, South Africa by Cooper, Glen David

Subjects: “…Soil organic matter (SOM) -- Soil ecology -- Sustainable agriculture…”
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Influence of clay content and salinity on the bioavailability and toxicity of metals (copper and zinc) to soil organisms by Owojori, Olugbenga J. (Olugbenga John)

Subjects: “…Soil ecology…”
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Investigation of soil quality (health) in commercial production of rooibos tea (Aspalathus linearis) in the Western Cape, South Africa by Smith, Jacobus Francios Naude

Subjects: “…Soil ecology…”
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