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Alterações fisiológicas e bioquímicas em plantas cultivadas em solos com acúmulo de cobre e zinco
(Universidade Federal de Santa Maria, 2010-11-26)
Soil pollution by heavy metals such as copper (Cu) and zinc (Zn) has deserved special attention as it may represent risks to the quality of the environment. In Brazil particularly in the state of Rio Grande do Sul, the ...
Diagnóstico e recuperação da mata ciliar da Sanga Lagoão do ouro na microbacia hidrográfica do Vacacaí-Mirim, Santa Maria - RS
(Universidade Federal de Santa Maria, 2010-11-12)
The intensive and disordered use of the soil has been taking many ecosystems to the degradation,
besides the ciliary ones that, in spite of they be considered by the legislation as Permanent
Preservation Areas, they have ...
Liberação de nitrogênio em diferentes solos e épocas de cultivo sob adubação orgânica
(Universidade Federal de Santa Maria, 2010-04-30)
Organic fertilizers promote improvements in soil properties and are important in providing balanced nutrients to plants. The officials parameters adopted by the Commission of Chemistry and Soil Physics in the States of Rio ...
Estrutura e água em argissolo sob distintos preparos na cultura do milho
(Universidade Federal de Santa Maria, 2010-10-15)
The retention and availability of water in the soil are controlled by soil structure and its temporal variation is associated with the weather and the crops needs. Water also controls the aeration and soil penetration ...
Qualidade da matéria orgânica e disponibilidade de cobre em solos de áreas de videira
(Universidade Federal de Santa Maria, 2010-03-29)
In Brazil, the grape is produced in several regions, but in the South that the culture of the vine
has great economic importance because it has suitable climatic conditions for growing this species.
The application continues ...
Cianobactérias heterocitadas e euglenas vermelhas em lavoura de arroz irrigado por inundação em planossolo háplico, Santa Maria, RS
(Universidade Federal de Santa Maria, 2010-08-30)
Oxyreduction reactions resulting from the soil flood promote lighest availability of nutrients from fertilizer application, soil solution. Although the management of drainage, necessary to improve plant establishment ...
Uso da terrra e caracterização hidropedológica na região de vila Kramer, São Francisco de Assis - RS
(Universidade Federal de Santa Maria, 2010-08-31)
The knowledge about the physical-natural environment to be explored is extremely important for the correct development of human activities. The planning of land use
and occupation minimizes the environmental impact, ...
Óleo essencial de eucalipto como bioestimulador da micorrização e do estabelecimento de mudas de eucalipto e sibipiruna em solo contaminado com cobre
(Universidade Federal de Santa Maria, 2010-10-08)
Ectomycorrhizal fungi (fECM) combined with the plant root system improve the absorption of water and nutrients, providing great plant growth, especially in environments with nutritional deficiency or degraded. Due to the ...
Pedofunções para retenção de água de solos do Rio grande do Sul irrigados por aspersão
(Universidade Federal de Santa Maria, 2010-02-26)
The determination of some soil physical characteristics, especially those related
to water retention is difficult, requiring careful soil sampling, laboratories with
sophisticated and high-cost equipment, highly trained ...