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Evaluation of the effectiveness of a new method of measuring the chemical reactivity of liming materials on two acid soils from Zambia
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Assessing the effectiveness of the Walkley-Black method for soil organic carbon determination in tephra soils of Cameroon
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A comparative study of the use of organic carbon and loss on ignition in defining tropical organic soil materials
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Effects of forest clearance and cultivation on bulk density variations and relationships with texture and organic matter in tephra soils of Mount Kupe (Cameroon)
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Effects of spreading out termite mound material on ferralsol fertility, Katanga, D.R. Congo
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Initial carbon storage in new tephra layers of Mt. Talang in Sumatra as affected by pioneer plants
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Vertical distribution of copper in copper-contaminated coffee fields in Kilimanjaro, Tanzania
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Copper accumulations in soils, coffee, banana, and bean plants following copper-based fungicides in coffee farms in Arusha and Kilimanjaro regions, Tanzania
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Soil quality under different farming systems in Santa Clara, Cuba
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Nitrogen mineralization of two manures as influenced by contrasting application methods under laboratory conditions