books nitrogen balance
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# Who discovered nitrogen?
# liquid nitrogen
# Inorganic nitrogen compounds
# Nitrogen group
# Nitrogen Trioxide
# Nitrogen Tribromide
# Nitrogen Trifluoride
# Nitrogen Trichloride
# Nitrogen Triiodide
# Nitrogen deficiency in plants
# Stool excess nitrogen
# Nitrogen tetroxide
# carbon oxygen nitrogen water
# reactions on the nitrogen atom
# nitrogen gas
# Nitrogen compounds
# nitrogen separation
# Removal of nitrogen compounds
# Nitrogen removal
# nitrogen oxides
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nitrogen balance (Info)
nitrogen balance:- the balance between the amount of nitrogen taken in (to the soil or the body) and the amount given off (lost or excreted) (Princeton WordNet 3.1)
