The University of Delaware (UD) has rated soils in terms of the likelihood of profitable responses to additions of phosphorus (P) and potassium (K) from fertilizers, manures, and other soil amendments ...
‘Soilsmology’ aims to map world’s soils and help avert famine, says not-for-profit co-founded by George Monbiot George Monbiot: Over a pint in Oxford, we may well have stumbled upon the holy grail of ...
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