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題 名 | Accumulation of Heavy Metals in Two Crop Seeds due to Soil Contamination as Determined by Neutron Activation Analysis Techniques=利用中子活化分析法量測兩種農作物種子因土壤污染所蓄積之重金屬 |
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作 者 | Abdel-sabour,M. F.; Abdel-haleem,A. S.; Sroor,A.; Abdel-basset,N.; Zaghloul,R. A.; | 書刊名 | 核子科學 |
卷 期 | 35:2 1998.04[民87.04] |
頁 次 | 頁113-118 |
分類號 | 449.62 |
關鍵詞 | 中子活化分析法; 量測; 農作物種子; 土壤污染; 重金屬; Sesame; Corn; Neutron activation; Sewage sludge; Solid waste; |
語 文 | 英文(English) |
英文摘要 | Samples of two crop seeds (cron and sesame) grown on different contaminated soil sources. were collected and prepared for neutron activation analysis. Soil contamination sources were organic waste compost applied to soil as soil amendments namely, sewage sludge (Ss) and municipal solid waste (MSW) at different rate 4,6 and 8%. The non destructive NAA technique was used to deternine some trace elements accumulation in plant seeds. Results revealed that increasing rate of tested organic waste application resulted in a dramatic increase in tested heavy metals levels in seeds (i.e. Fe, Zn, Co, Cr, Sc and Hg). Sesame seeds showed higher affinity to accumulate trace elements than corn grains in most tested elements. Moreover, MSV addition enhanced the accumulation of tested metals in seeds more than Ss compost, which indicate that metals could transfer from contaminated soil to plant and readily enter the food chain. Thus, the monitoring of metal levels in soil and foodstuff is essentially required. The good sensitivity of NAA technique makes it a good tool for such monitoring needs. |
本系統中英文摘要資訊取自各篇刊載內容。