广西中东部9县区农田土壤Se输入通量研究
|
Selenium input flux in farmland soil of 9 counties in the middle east of Guangxi
|
图1. 广西中东部地区3种外源的采样点位分布 |
Fig.1. Map of the sampling locations of 3 outside-sourced in the middle east of Guangxi |
![]() |