Biblioteca Digital

273 resultados para organic semiconductors

Aspects of the chemical structure of soil organic meterials as revealed by solid

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Determining organic matter in paddy soils

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

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Release of soil nonexchangeable K by organic acids

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Study on water-soluble organic reducing substances:I.

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Study on water-soluble organic reducing substances:II.

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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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Utilization of organic wastes in Taohu region of jiangsu province of China

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Effect of heavy applications of organic residues on the physical properties of

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Organic matter and nitrogen contents of soils as influenced by management

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Radiocarbon dating of organic matter fractions of a chinese mollsol

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Adsorption and oxidation of organic reducing substances by soils

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Organic reduction of iron and manganese oxides in relation to tertility of paddy

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Organic reduction of iron and manganese oxides in relation to tertility of paddy

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Effect of water conditions and organic matter on modulus of rupture of paddy soils

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