Biblioteca Digital

458 resultados para Brazilian soils

Properties and utilization of limestone soils in China

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Salt-water dynamies of soils and prediction of salinity in coastal plain of northern China

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Study on composition of exchange acidity in acid soils

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Study on retention of Cd and Zn in soils by sequential extraction scheme

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The adsorption of chloride, nitrate,and perchlorate on variable charge soils

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The cooperation and antagonism of toxicity of metals added in soils

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Volatile fatty acids and nitrogen dynamies in soils amended with plant residues under flooding

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Contents and fractionation of rare earth elements in soils

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Fractionation and availability of inorganic phosphorus in calcareous soils of China

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Properties and interactions with soils of organic reducing substances produced by the anaerobic decomposition of milk vetch

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Some new equations for studying adsorption kinetics of heavy metals on variable charge soils and minerals

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Studies on oxides of iron,manganese and aluminium in albic paddy soils

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The H /Zn exchange ratio of Zn adsorption by two variable charge soils

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Effects of wet cultivation on red soils and its implication

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Electrochemical properties of anaerobic decomposition solution of rice straw and interaction between solution and soils

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