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Itens para a visualização no momento 291-293 of 293
Caracterização química dos efluentes gerados pelo aterro controlado de Santa Maria e retenção de chumbo e zinco por um argissolo da depressão central do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2007-02-28)
The environmental consequences arising from inadequate treatment of solid waste are felt directly on air, water and soil quality through contamination by the gas and leachate generated in the decomposition of the waste, ...
Ocorrência, caracterização e eficiência de fungos micorrízicos em Eucalyptus grandis e Acacia mearnsii
(Universidade Federal de Santa Maria, 2006-08-29)
It is essential that the quality of seedlings production in the forest species has an
appropriate substrate, with good structure, consistency, high porosity, high capacity of
nutrition and water retention and inoculated ...
Comportamento de combustíveis no solo
(Universidade Federal de Santa Maria, 2005-02-24)
The use of the petroleum as main energy base of the planet, brings with
herself serious consequences. The fractional distillation of the crude petroleum
generates hydrocarbons considered environmental pollutants, and ...