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An outline balance sheet for water, Na, K, Ca, P and N was constructed for a stream catchment of 83 ha. The catchment surface comprised 11-20% eroding...
Read moreThe input and output of water, Na, K, Ca, P and N were measured over a 14 month period in a 45 m2 watercress bed containing 6927 kg of a soil/gravel m...
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