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The top documents tagged [global p extraction]
5.1 Phosphorus - Food security & food for thought Learning objectives: Phosphorus as a resource, and its links to sanitation and to food security - Should
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5.1 Phosphorus and food security Learning objectives: Phosphorus as a resource, and its links to sanitation and to food security - Should we worry about
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Sustainable phosphorus use in agroecosystems: A story of global imbalance and resource recycling Thomas NESME & Elena BENNETT 5th Phosphorus in Soils and
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5.1 Phosphorus and f ood security
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Ch. 5. Applications – sanitation in practice Campaign in India to request bridegrooms to provide a toilet Spreading chemical fertilizers in a field Pupils
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5.1 Phosphorus and f ood security
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5.1 Phosphorus - Food security & food for thought
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