995 resultados para Soil - Ceramic pole

A preciminary study on electrophoretic velocity and viscosity of soil colloid...

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Contaminants and the soil environment in China:contaminants and soil environment

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A study crop responses to fertilizer sulfur on red soil in China

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Effect of soil pH on P-adsorption by seeral typical red soil groups

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Land-supporting capacity of typical areas in red soil and yellow soil zones of

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

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Soil condition for citrus growth in china

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Studies on physical properties of red soil in hilly region of central Jiangxi

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Study on characteristics of sediment from red soil deried from quaternary red

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A study on soil humic acids and newly form humic acids by 13C NMR technique

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Effects of soil texture and CaCO3 on turnover of organic material in chao soils

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Leaching of fertilizer ions in a red earth from repacked soil columns:I.leaching of calcium,magnesium and potassium

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Mineralogical characteristics of yellow-red soil derived from granite

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Preliminary study on the origin f "Unknown " soil nitrogen

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Release of soil nonexchangeable K by organic acids

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