985 resultados para Physic-chemical

On the improvement of the efficieney of nitrogen of chemical fertilizers and...

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Some chemical properties of paddy soils

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Physico-chemical properties of red soils of china

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Physico-chemical properties of Oxisols and ultsols on relation to soil managemen

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Surface chemical properties of red soils and their fertility significance

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On the characteristics of lcaching and accumulation of chemical elements in...

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Effect of maganesium on some physical and chemical properties

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Physico-chemical properties of Oxisols and ultsols on relation to soil managemen

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Surface chemical properties of red soils and their fertility significance

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On the characteristics of lcaching and accumulation of chemical elements in...

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Effect of maganesium on some physical and chemical properties

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Chemical equilibria of sulfides as studied with a hydrogen sulfide sensor

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Decomposition of plant materials in relation to their chemical composition in paddy soil

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The chemical behavior of cadmium in wheat rhizosphere

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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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