271 resultados para south

Effects of magnesium fertilizer on crops in south china

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Improving degraded lands:promising experiences from south china

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The transitional nature of plinthitic red clay in south anhui

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Effect of zine supply on citrus growth in the major soil types in south china

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Effect of diverting water from south-to-noth on the ecosystem of the huang-huai

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Acid-buffer capacity of ferralitic soils in south china

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Properties and utilization of soils in torrid areas of south china

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Role of Si-fertilizer in rice production in south china

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Study on the erosion bearing capacity of soils in south china

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Status of soil Zn in citrus-cultiated ares of south China

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Geochemical characteristics of soils in islands of south china sea

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Geochemical of soil formation in south china sea islanderistics of soils in islands of south china sea

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Soils in island of the south china sea and their ages

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Present methods of fertilization for the red soil in south china

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Role of nitrate N and potash in quality tobaceo production on red soils in south

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