Open AccessJournal Article
Indicadores biológicos de qualidade do solo
TLDR
O solo is a recurso natural vivo e dinâmico that condiciona e sustenta a producao de alimentos e fibras and regula o balanco global do ecossistema.Abstract:
O solo e um recurso natural vivo e dinâmico que condiciona e sustenta a producao de alimentos e fibras e regula o balanco global do ecossistema A qualidade do solo e definida como a capacidade deste de funcionar dentro do ecossistema para sustentar a produtividade biologica, manter a qualidade ambiental e promover a saude das plantas e animais, sendo avaliada do uso de indicadores fisicos, quimicos e biologicos O criterio para o uso dos indicadores do solo e a sua capacidade de interferir nos processos ecologicos, integrar as propriedades fisicas, quimicas e biologicas, ser sensivel a variacoes climaticas e de manejo, alem de ser facilmente utilizavel por especialistas, tecnicos e agricultores Neste sentido, os microrganismos se enquadram nesses criterios, podendo ser utilizados como sensiveis indicadores da qualidade do solo Os principais indicadores microbiologicos sao a biomassa microbiana, a respiracao, a nodulacao por rizobio, o quociente respiratorio e a atividade enzimatica do solo Os indicadores microbiologicos sao ferramentas uteis para avaliacao da qualidade do solo em curto e longo periodoread more
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