Biblioteca Digital

192 resultados para Nutrient composition

Mineral composition and weathering of soils derived from Xiashu loess

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Mineral composition of soil colloids and its bearing on the genesis and classifi

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Mineral composition of the clay fraction:III.of some main soil groups of china

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Material cycling of nutrient in multiple cropping agroecosystems of Taihu region

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Nutrient status and fertilization of upland soils in tropical and subtropical

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

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

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

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On rice nutrient disorder and its diagnosis in China

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Mineralogical composition and micromorphological feature of crystals of sulfate and chloride in salt-affected soils

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Study on composition of exchange acidity in acid soils

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Transport of ammonium and potassium ions to rice roots and their interaction in the nutrient uptake process

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Using scanning electron microscopy (SEM)and X-ray energy spectrum to research the possible species and chemical composition of Pb in soil

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Effect of submerged condition on the composition and properties of organic matter in soil

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Major nutrient balances in small-scale vegetable farming systems in peri-urban areas in China

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