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成都市土壤环境质量及优质农产品基地选区地球化学评价

GEOPHYSICAL AND GEOCHEMICAL EXPLORATION(2004)

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Abstract
以成都市土壤第一环境832件样品和土壤第二环境3 061件样品53个元素的准确定量测试数据为基础,确定了成都市土壤中13种植物必须的营养元素及有益元素和5种对植物有害元素的背景值和过量限值及不足限值,并以此为基础进行成都市土壤环境质量评价和优质农产品基地选区地球化学评价.
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