Ciclo do azoto

Ciclo do azoto

Fixação  do azoto

Assimilação do azoto

Nitrificação do azoto

Influencia do homem no ciclo do azoto

Textos

http://en.wikipedia.org/wiki/Nitrogen_cycle

http://academic.reed.edu/biology/Nitrogen/

http://www.elmhurst.edu/~chm/onlcourse/chm110/outlines/nitrogencycle.html

http://www.nature.com/scitable/knowledge/library/the-nitrogen-cycle-processes-players-and-human-15644632~

http://chemistry.about.com/od/geochemistry/ss/nitrogencycle.htm

http://www.fondriest.com/news/nitrogencycle.htm

http://www.lenntech.com/nitrogen-cycle.htm

http://pradigital.wikispaces.com/file/view/Ciclo+do+Azoto.pdf

http://www.ebah.com.br/content/ABAAAAk5QAB/assimilacao-nitrogenio-pelas-plantas

Fixação do azoto

http://en.wikipedia.org/wiki/Nitrogen_fixation

http://www.nature.com/scitable/knowledge/library/biological-nitrogen-fixation-23570419

http://archive.bio.ed.ac.uk/jdeacon/microbes/nitrogen.htm

http://academic.reed.edu/biology/nitrogen/

http://www.agencia.cnptia.embrapa.br/gestor/cana-de-acucar/arvore/CONTAG01_31_711200516717.html

Bacterias fixadoras de azoto

http://www.e-escola.pt/topico.asp?id=387

http://www.infoescola.com/bioquimica/fixacao-de-nitrogenio-por-bacterias/

Alterações do ciclo do azoto provocadas pelo homem

http://naturlink.sapo.pt/Natureza-e-Ambiente/Gestao-Ambiental/content/Alteracoes-antropogenicas-do-ciclo-do-azoto?bl=1&viewall=true

Assimilação do azoto

http://en.wikipedia.org/wiki/Assimilation_(biology)

http://dwb4.unl.edu/Chem/CHEM869P/CHEM869PLinks/www.bact.wisc.edu/microtextbook/metabolism/NitrogenAssim.html

http://www.preservearticles.com/201012251621/nitrogen-assimilation-in-plants.html

http://aob.oxfordjournals.org/content/105/7/1141.full

http://library.ndsu.edu/tools/dspace/load/?file=/repository/bitstream/handle/10365/4530/farm_37_1_6.pdf?sequence=1

http://www.scielo.br/scielo.php?pid=S0103-84782000000200029&script=sci_arttext

http://felix.ib.usp.br/pessoal/marcos/fisio2009/PDF/PDF%20TEORICA/aulanitrogenio.pdf

Nitrificação e desnitrificação

http://en.wikipedia.org/wiki/Nitrification

http://www.mundoeducacao.com/biologia/nitrificacao-desnitrificacao.htm

http://en.wikipedia.org/wiki/Denitrification

Influencia do homem no ciclo do azoto

http://en.wikipedia.org/wiki/Human_impact_on_the_nitrogen_cycle

http://naturlink.sapo.pt/Natureza-e-Ambiente/Interessante/content/Alteracoes-antropogenicas-do-ciclo-do-azoto?bl=1

http://www.umich.edu/~lehnert/denitrification.html

http://www.selba.org/EngTaster/Ecological/Water/Denitrification.html

http://www.nature.com/scitable/knowledge/library/the-nitrogen-cycle-processes-players-and-human-15644632

http://science.jrank.org/pages/4692/Nitrogen-Cycle-Humans-nitrogen-cycle.html

http://www.esa.org/esa/?post_type=document&p=2770

http://www.artigos.com/artigos/biologicas/ecologia/o-homem-interferindo-no-ciclo-natural-do-nitrogenio-7415/artigo/#.UqNauTaGnIU

http://360graus.terra.com.br/ecologia/default.asp?did=25936&action=reportagem

http://www.portaleducacao.com.br/biologia/artigos/22501/como-a-especie-humana-interfere-no-ciclo-do-nitrogenio