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Unformatted text preview: This fact sheet provides a
brief overview of the important components of the
N cycle to aid in reaching that goal. Fixation refers to the conversion of atmospheric N
to a plant available form. This occurs either through
an industrial process, as in the production of
commercial fertilizers, or a biological process, as
with legumes such as alfalfa and clover. Nitrogen
fixation requires energy, enzymes and minerals, so
if a plant available form of N is present, the crop will
use it instead of fixing it from the air.
nitrogen gas Nitrogen Cycle
The N cycle illustrates how N from manure,
fertilizers and plants moves through the soil to
crops, water and the air. Understanding the N cycle
will help you make the best use of manure and
fertilizers to meet crop needs while safeguarding
the environment. I...
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- Spring '12