CAJ | 학술논문

为探明都匀毛尖茶及土壤中重金属铅、镉的含量状况，对都匀毛尖茶主要产区（团山茶场、牛场茶场、供销茶场）的茶青及土壤取样，分析其干茶和土样中铅、镉含量。结果表明：都匀毛尖茶中铅含量为0．1253～0．5565 mg/kg，平均值为0．2899 mg/kg；镉含量为0．0758～0．1349 mg/kg，平均值为0．1092 mg/kg；土壤中铅含量为4．333～7．684 mg/kg，平均值为6．144 mg/kg，镉含量为0．0416～0．2214 mg/kg，平均值为0．1246 mg/kg。结论：都匀毛尖茶铅含量符合有机茶规定，镉含量符合国家限量标准，都匀毛尖茶主产区土壤中的铅和镉含量满足有机茶产地铅和镉限量要求。
위탐명도균모첨다급토양중중금속연、력적함량상황，대도균모첨다주요산구（단산다장、우장다장、공소다장）적다청급토양취양，분석기간다화토양중연、력함량。결과표명：도균모첨다중연함량위0．1253～0．5565 mg/kg，평균치위0．2899 mg/kg；력함량위0．0758～0．1349 mg/kg，평균치위0．1092 mg/kg；토양중연함량위4．333～7．684 mg/kg，평균치위6．144 mg/kg，력함량위0．0416～0．2214 mg/kg，평균치위0．1246 mg/kg。결론：도균모첨다연함량부합유궤다규정，력함량부합국가한량표준，도균모첨다주산구토양중적연화력함량만족유궤다산지연화력한량요구。
To investigate the content of lead and cadmium in Duyun Maoj ian tea and soil,Samples were collected from Duyun Maoj ian tea growing areas(Tuanshan,Niuchang,Gongxiao),and lead and cadmium content in tea and soil was analyzed.Results:The lead content in Duyun Maojian tea was 0.125 3~0.556 5 mg/kg,with an average of 0.289 9 mg/kg,the cadmium content was 0.075 8~0.134 9 mg/kg, with an average of 0.109 2 mg/kg.The lead content in soil was 4.333 ~ 7.684 mg/kg,the average value was 6.144 mg/kg, the cadmium content was 0.041 6 ~ 0.221 4 mg/kg, the average value was 0.124 6 mg/kg.The lead content in Duyun Maojian tea area was in accordance with the organic tea,the content of cadmium was in line with national standards.The contents of lead and cadmium in soil met the requirements of the limits of the organic tea producing areas.