TY - JFULL ID - 118621206 TI - Utilizing nitrogen and oxygen isotopes as tracers for manure nutrient fate in the Chesapeake Bay Watershed ... annual report. AU - Water Availability and Watershed Management National Program (U.S.) AU - United States. PY - 2006 SN - 21515999 PB - Washington, D.C. : U.S. Dept. of Agriculture, Agricultural Research Service DB - UniCat KW - Manures KW - Denitrification KW - Groundwater tracers KW - Nitrogen KW - Oxygen KW - Watershed ecology KW - Groundwater tracers. KW - Manures. KW - Watershed ecology. KW - Measurement KW - Isotopes KW - Measurement. KW - Isotopes. KW - United States KW - Ecology KW - Dung KW - Dungs KW - Fertilizers and manures KW - Manure KW - Animal waste KW - Crop residues KW - Fertilizers KW - Organic fertilizers KW - Ground-water tracers KW - Tracers, Groundwater KW - Tracers (Hydrogeology) KW - Hydrogeology KW - Chalcogens KW - Nonmetals KW - Photosynthetic oxygen evolution KW - Group 15 elements KW - Reduction (Chemistry) KW - Denitrifying bacteria KW - Nitrification KW - Methodology KW - Middle Atlantic States UR - https://www.unicat.be/uniCat?func=search&query=sysid:118621206 AB - ER -