Biblioteca Digital

1000 resultados para collapsible soil

Variations in natural nitrogen-15 abundance of soil nitrogen

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Effects of varying irrigation water quality on hydraulic properties of soil

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Fate of fertilizer nitrogen in soil-plant system

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Fractions extraction of sixteen rare earth element in soil

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Hydraulic resistances and capacitances in soil-plant systems

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Modelling soil weathering process

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Rations of closely related elements in soil and their implication

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Salt-leaching irrigation requirement in highly salinized topsoil of salt-affected soil

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Study on mechanism of zinc deficiency in calcareous soil

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Study on the factors controlling the Cr(III) concentration in soil-water system

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Using scanning electron microscopy (SEM)and X-ray energy spectrum to research the possible species and chemical composition of Pb in soil

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Comparison of effects on soil fertility and growth of rice and wheat between organic manure and chemical fertilizer

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Effect of submerged condition on the composition and properties of organic matter in soil

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Preliminary study on monitoring of annual soil erosion loss in red earth region by remote sensing

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Relationship between groundwater table and the improvement of paddy soil structure by applying organic materials

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