Biblioteca Digital

182 resultados para FCTP problema trasporti costi fissi fixed charge transportation problem tabu search

Adsorption of potassium and sodium ions by variable charge soils

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Apparent mobilities of Na+,K+, and Ca+ions in variable charge soil colloid syste

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Effect of electrolytes on surface charge characteristics of red soils

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Natural nitrogen-15 abundance of ammonium nitrogen and fixed ammonium in soils

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Relationship between iron oxides and surface charge characteristies in soils

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Transformation ofiron and manganese in variable charge soil caused by submergence

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Zn adsorption by variable charge soils in relation to pH

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Factors affecting senstivity of variable charge soils to acid rain

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Fixed ammonium content and ammonium fixing ability of some cultivated soilk in china

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Long-range effect of electric charge of soils on liquid-junction potential ...

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Conductivity dispersion of variable charge soil and its relation to the kind...

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Interactions of anions with the clay fraction of variable charge soils as inferr

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Reaction of hydrogen ions with variable charge soils:I.mechanism of reaction

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Reaction of hydrogen ions with variable charge soils:II.kineties of reaction

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Lime potential of variable charge soils

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