<p>The map was constructed using R 3.3.2 software (<a href="https://www.r-project.org/" target="_blank">https://www.r-project.org/</a>).</p
The map demonstrates geographical locations of 31 provincial administrative units in mainland China....
<p>The names of 13 prefecture-level cities were labelled in the map. The red five-pointed star repre...
<p>The location and division of study area, Hubei Province in Mainland China.</p
<p>Schematic map showing the geographical location of (A) Shandong Peninsula and (B) the vegetable s...
<p>Map of China (top) showing location of Henan Province and counties (bottom) within Henan Province...
Base layers of the maps were downloaded from Resource and Environment Science and Data Center (http:...
<p>(Left) map showing the position of Shanxi in China, (Right) map showing the sampling sites in the...
<p>Site maps: (a) the location of Ningxia Hui Autonomous Region and the Loess Plateau, China; (b) th...
<p>The urban study areas were selected from Gansu, Shandong and Fujian provinces; the rural study ar...
<p>Geographic location of the Jiangxi province and three regional centers of our study.</p
Map is created using the Software program ArcGIS. Map source: Xinliang Xu. Multi-year administrative...
<p>Maps were created by an online map service system (<a href="http://www.dituhui.com/" target="_bla...
<p>A: Chaozhou area of Guangdong province; B: Meizhou area of Guangdong province; C: Baise area of G...
<p>Geographic location of the Changma Basin (indicated by star), Gansu Province, People’s Republic o...
<p>The geographical location of study area in the Heilongjiang province, China.</p
The map demonstrates geographical locations of 31 provincial administrative units in mainland China....
<p>The names of 13 prefecture-level cities were labelled in the map. The red five-pointed star repre...
<p>The location and division of study area, Hubei Province in Mainland China.</p
<p>Schematic map showing the geographical location of (A) Shandong Peninsula and (B) the vegetable s...
<p>Map of China (top) showing location of Henan Province and counties (bottom) within Henan Province...
Base layers of the maps were downloaded from Resource and Environment Science and Data Center (http:...
<p>(Left) map showing the position of Shanxi in China, (Right) map showing the sampling sites in the...
<p>Site maps: (a) the location of Ningxia Hui Autonomous Region and the Loess Plateau, China; (b) th...
<p>The urban study areas were selected from Gansu, Shandong and Fujian provinces; the rural study ar...
<p>Geographic location of the Jiangxi province and three regional centers of our study.</p
Map is created using the Software program ArcGIS. Map source: Xinliang Xu. Multi-year administrative...
<p>Maps were created by an online map service system (<a href="http://www.dituhui.com/" target="_bla...
<p>A: Chaozhou area of Guangdong province; B: Meizhou area of Guangdong province; C: Baise area of G...
<p>Geographic location of the Changma Basin (indicated by star), Gansu Province, People’s Republic o...
<p>The geographical location of study area in the Heilongjiang province, China.</p
The map demonstrates geographical locations of 31 provincial administrative units in mainland China....
<p>The names of 13 prefecture-level cities were labelled in the map. The red five-pointed star repre...
<p>The location and division of study area, Hubei Province in Mainland China.</p
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