Urea, also
known as carbamide,
is
an organic compound composed of carbon, nitrogen,
oxygen and hydrogen. It is a white crystal.
One of the simplest organic compounds, urea is the
main nitrogenous end product of the metabolic
breakdown of proteins in mammals and some fish. It
is also the most nitrogenous fertilizer available
today.Urea
is suitable for all kinds of soil and
plants. It is easy to preserve, easy
to use, and has little damage to the soil. It is
a kind of chemical nitrogen
fertilizer that is widely used at present