节点文献
冀东南土壤及农作物中有害元素环境质量调查
An Investigation on the Background Contents of Soil and Crops in Southeast Hebei
【摘要】 本文报导了冀东、冀南二地区1500万亩耕地和主要农作物(粮、菜、油)中的镉、汞,铅、砷、氟、铬、铜、锌含量和背景值,通过聚类矩阵分析,对该区农业环境质量作出了评价。
【Abstract】 This paper deals with the contents of Cu, Zn, Cd, Pb, Cr, As, Hg, and F in five great soil groups (i.e.Brown Earth, Cinnamon Soil, Chao Soil, Wind-blown Soil and Paddy Soil, covering an area of 15 million ha.) and thirteen crops (grain, vegetable and oil-besting crop) and their background values.Using the clustered matrix analysis, agricultural evaluation of environmental qualities in Qin Huangdao and Han Dan district was studied.
- 【文献出处】 河北农业大学学报 ,Journal of Agricultural University of Hebei , 编辑部邮箱 ,1991年04期
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