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Pollution Investigation and Assessment of Heavy Metals in Orchard Soil——A Case Study in Golden Orchard of Chongqing
汤民 张进忠 张丹 刘万平 余建
Chinese Agricultural Science Bulletin . 2011, (14): 244 -249 .  DOI: 10.11924/j.issn.1000-6850.2011-0288