323 resultados para Simmons, Harold "Red"

Problems of soil erosion and soil degradation in the red soil region of china

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Problems of soil erosion and soil degradation in the red sil region of china

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Effects of soil erosion on soil and land degradation in red soil region of china

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Soil erosion and its control in red soil region of china

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Some ecological patterns for utilization of red soils

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Dynamic characteristies and management of water in red soil

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

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Water and nutrient cycling in red soils and regulation and control of red soil agroecology

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Biological environment and integrated exploitation of hilly red soil region of..

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Element leaching and current soil forming processes of red soils

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Rehabilitation of the ecosystems of degraded red soils in south china

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Sustainable land use in the hilly red soil region of southeast china

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Denitrifying bacteria of soils in red soil region

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Ecological environment of denitrifiera and their enzymatic activity in red soils

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Adsorption characteristies of red soils in china

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