Nitrate isotopes unveil distinct seasonal N-sources and the critical role of crop residues in groundwater contamination

Journal of Hydrology

Volumn 381, Issue 1-2, 2010, Pages 134-141

  Savard, Martine M ^a   Somers, George ^b   Smirnoff, Anna ^a   Paradis, Daniel ^a   Bochove, Eric van ^c   Liao, Shawna ^a  

^a GEOLOGICAL SURVEY OF CANADA   (Canada)

^b Environment   (Canada)

^c AGRICULTURE AND AGRI FOOD CANADA   (Canada)

Author keywords

Agricultural impacts; Groundwater; Seasonal sources; Soil organic matter; Winter nitrification

Indexed keywords

AGRICULTURAL IMPACTS; AGRICULTURAL SOILS; CHEMICAL FERTILIZERS; CLIMATIC CONDITIONS; CROP RESIDUE; GROUNDWATER CONTAMINATION; GROWING PERIOD; GROWING SEASON; INORGANIC FERTILIZERS; NITRATE ISOTOPES; NITRATE RELEASE; NITROGEN CYCLING; ORGANIC MATERIALS; SEASONAL SOURCES; SOIL ORGANIC MATTERS; TEMPERATE CLIMATE;

AGRICULTURAL CHEMICALS; AGRICULTURAL WASTES; BIOGEOCHEMISTRY; BIOLOGICAL MATERIALS; CLIMATOLOGY; CROPS; CULTIVATION; DENITRIFICATION; GROUNDWATER; GROUNDWATER POLLUTION; HYDROGEOLOGY; ISOTOPES; NITRATES; NITRIFICATION; NITROGEN; ORGANIC COMPOUNDS; OXIDATION; SOILS; SURFACE WATERS;

NITROGEN FERTILIZERS;

AGRICULTURAL RUNOFF; AGRICULTURAL SOIL; CROP PRODUCTION; CROP RESIDUE; CULTIVATION; FERTILIZER; GROUNDWATER POLLUTION; GROWING SEASON; NITRATE; NITRIFICATION; NITROGEN CYCLE; POTATO; SOIL ORGANIC MATTER; SURFACE WATER; TEMPERATE ENVIRONMENT;

SOLANUM TUBEROSUM;

EID: 74049107076     PISSN: 00221694     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jhydrol.2009.11.033     Document Type: Article

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