Biblioteca Digital

323 resultados para red tiles

Preliminary study on element leaching and current soil-forming process of red so

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

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Spatial differentiation of elements in soil on red-earthy hill landscape of cent

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Titratable acidity and alkalinity of red soil surface

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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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Distribution of exchangeable calcium magnesium and potassium as affected by fertilizer application to a red soil

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Fate of urea nitrogen applied to rape grown on a red soil and efficiency of urea in raising yield

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Sustainable land use in hilly red soil region of southeast china

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Present methods of fertilization for the red soil in south china

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On the classification and utilization of red soils in tropical and subtropical..

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Proceedings of Inter.Sym.on management and deelopment of red soils in Asia and

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Ecological enironment and integrated exploitation of the red soil hilly region

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The role of nitrate N and potash in quality tobacco productions in red soil in

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Proceedings of the internations symposium on red soils

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Adsorption characteristies of red soils in china

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