434 resultados para soil macroelements

Soil erosion and its control in red soil region of china

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

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Characteristics and utilization of arid soil resources in China

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Element leaching and current soil forming processes of red soils

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Improvement of salt-affected soil in china

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Soil degradation and sustainable agriculture in south china

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Long-rang effect of electric charge of ion-exchange resion and soil on potential of ion-selective electrodes

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Forms and transformation of soil phosphorus and the effective application of...

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Fertilizer application food production and changes in soil fertility through...

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Formation of soil aggregates in cultivated red earth

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Salient genetical soil types of china

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Decomposition of plant materials in relation to their chemical composition in paddy soil

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Influence of transformation of iron oxides on soil structure

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On the genesis,characteristics and utilization of the acid sulphate paddy soil in Chian

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Study on soil PH and plant growth in relation to liming

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