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Nutrient availability in the surface horizons of four tropical agricultural soils in Mali.
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Phosphorus fertilization in a tropical acid soil under simulated slash and burn conditions: effects on uptake and adsorption of phosphorus
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Chemical characteristics of Malian and Belgian solid waste composts.
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Use of lignosulfonates as Fe-chelates for the growth of butterhead lettuce in nutrient film technique (NFT)
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Experience with iron nutrition in NFT culture of Butterhead lettuce using polyphosphates and lignosulfonates