天津市蓟州区富硒土壤成因与土壤硒来源研究

谢薇, 杨耀栋, 侯佳渝, 李国成, 菅桂芹

Studies on causes and influential factors of selenium-enriched soils in Jizhou district of Tianjin

Wei XIE, Yao-Dong YANG, Jia-Yu HOU, Guo-Cheng LI, Gui-Qin JIAN

图3 蓟州北部地区土地利用现状

Fig.3 Land use status innorthern Jizhou