Biblioteca Digital

91 resultados para tropical flowers

Status and transformation of phosphoyus in tropical soils of china with special.

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The fertility,utilization and improvement of the soils in tropical and...

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

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Rational soil utilization and soil degradetion control in tropical china

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Oxidation-reduction regime in soils of tropical and subtropical china and their

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Trance elements in tropical and subtropical soils of china

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Nutrient status and fertilization of upland soils in tropical and subtropical

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Characterization and management of upland soils in the tropical and subtropical

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Rational soil utilization and soil degradation control in tropical china

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Utilization of tropical soils in china

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The collapsing hill erosion and its control in tropical and subtropical

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Soil erosion control by integrated utilizing soil in tropical and subtropical

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Managing the natural resources in the tropical and subtropial regiongs of Ching

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Managing the natural resources in tropical and subtropical regions of china

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On the genesis classification and characteristics of the soils in tropical...

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