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Vlek, Paul L.G.

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Micronutrients in Tropical Food Crop Production

Micronutrients in Tropical Food Crop Production

Vlek, Paul L.G.

2190,77 DKK

Managing Organic Matter in Tropical Soils: Scope and Limitations

Managing Organic Matter in Tropical Soils: Scope and Limitations

Vlek, Paul L.G.

875,33 DKK

Management of Nitrogen and Phosphorus Fertilizers in Sub-Saharan Africa

Management of Nitrogen and Phosphorus Fertilizers in Sub-Saharan Africa

Vlek, Paul L.G.

1240,73 DKK

Land Use and Soil Resources

Land Use and Soil Resources

Vlek, Paul L.G.

1240,73 DKK