Biblioteca Digital

357 resultados para earth pipe cooling

Forms of rare earth elements in soils: distribution

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Si,Fe and Mn distribution in rice rhizosphere of red earth and paddy soils

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Effect of organic menure on phosphors adsorption-desorption and availability in paddy soil derived from red earth

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Tillage problems of paddy soils derived from red earth in hilly regions

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The effects of rare earth elements on growth of crops

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Effectiveness of partially acidulated phosphate rock in red earth area of china

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Content and distribution of rate earth elements in slils of Ching

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Element distribution in soils on red earth-hill landscape in subtropical zone of

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Effect of wet cultivation on properties and element movement of red earth and it

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Tillage problems of paddy soils derived from red earth in hilly regions

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Content and distribution of rate earth elements in slils of Ching

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Element distribution in soils on red earth-hill landscape in subtropical zone of

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Formation of soil aggregates in cultivated red earth

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Geochemical characteristics of some transitional and rare earth elements in paddy soils of red earth region,Guangdong province

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A preparing study on monitoring of annual soil loss in red earth region by remote sensing

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