Answers

2014-01-16T22:25:55+01:00
Some plants use nitrogen but can't use it when it is in the air so there is a bacteria that helps break it dowm
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2014-01-17T10:50:25+01:00
Nitrogen is one of the base components of most types of fertilizers. It allows the farmers to grow much better crop using the same soil and type of seeds.
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