Open AccessNitrate-nitrogen contamination in groundwater: Spatiotemporal variation and driving factors under cropland in Shandong Province, China
Author(s) -
J Liu,
Lihua Jiang,
C J Zhang,
P Li,
Tongke Zhao
Publication year - 2017
Publication title -
iop conference series. earth and environmental science
Language(s) - English
Resource type - Journals
eISSN - 1755-1307
pISSN - 1755-1315
DOI - 10.1088/1755-1315/82/1/012059
Subject(s) - nitrate , environmental science , groundwater , irrigation , orchard , fertilizer , hydrology (agriculture) , agriculture , wet season , dry season , agronomy , geography , ecology , geotechnical engineering , cartography , archaeology , biology , engineering