Biblioteca Digital

310 resultados para earth

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

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Two rare earth element-La and Ce in some tropical and subtropical soil of China

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Contents and fractionation of rare earth elements in soils

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