The research concerning the vegetation and landscaping included among other things the following points: Chemical, nutrient metal, gamma and radon analysis of surface soils of three closed sanitary landfills in Helsinki area.
英
美
- 除了其它研究以外,有關(guān)植被和景觀(guān)的研究包括:在赫爾辛基地區三個(gè)已經(jīng)封場(chǎng)的衛生填埋場(chǎng)地表土壤的化學(xué)、養分、金屬含量、伽瑪射線(xiàn)和氡含量的分析。
