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Lead and Cadmium Transfer Factors and the Contamination of Tomato Fruits (Solanum lycopersicum) in a Tropical Mountain Agroecosystem.
Bulletin of Environmental Contamination and Toxicology ( IF 2.7 ) Pub Date : 2020-07-09 , DOI: 10.1007/s00128-020-02930-w
Fábio Freire de Sousa 1 , Margarida Goréte Ferreira do Carmo 1 , Erica Souto Abreu Lima 2 , Camila da Costa Barros de Souza 2 , Nelson Moura Brasil do Amaral Sobrinho 2
Affiliation  

The objectives of this study was to diagnose Cd and Pb contamination in soil and to identify the main factors that contribute to the transfer of these elements to tomato plants and fruits and contamination levels of the fruits in tropical mountain conditions. Contamination of the study area soils by Cd and Pb was verified. This contamination stemmed from the intensive use of agricultural inputs, mainly organic fertilizers and soluble mineral fertilizers. The relief of the terrain and inadequate soil management influenced the spatial distribution of these two metals. The Cd concentration in tomato fruits was very low, but the Pb contamination detected in approximately 80% of the fruit samples was considerably higher than the limits that pose a danger to human health. The translocation of Pb to the tomato fruits was associated with the use of organic fertilizer, mainly poultry litter.

中文翻译:

铅和镉的转移因子与热带山区农业生态系统中番茄果实(番茄)的污染。

这项研究的目的是诊断土壤中的Cd和Pb污染,并确定导致这些元素转移到番茄和水果上的主要因素以及热带山区条件下水果的污染水平。验证了研究区土壤被Cd和Pb污染。这种污染源于大量使用农业投入物,主要是有机肥料和可溶性矿物肥料。地形起伏和土壤管理不足影响了这两种金属的空间分布。番茄果实中的Cd浓度非常低,但是在大约80%的水果样品中检测到的Pb污染大大高于对人体健康构成威胁的限量。
更新日期:2020-07-09
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