Buscar
Itens para a visualização no momento 1-6 of 6
Interações entre ferro e zinco em acessos de Pfaffia glomerata (spreng.) pedersen: parâmetros morfológicos, bioquímicos e fisiológicos
(Universidade Federal de Santa Maria, 2017-02-10)
Despite the natural occurrence of heavy metals in low concentrations in the soil, the increase in these concentrations caused mainly by anthropogenic activities such as the use of fertilizers and pesticides in agriculture, ...
Efeitos da adição de alumínio, silício e selênio na fisiologia e bioquímica de Schinus terebinthifolius Raddi
(Universidade Federal de Santa Maria, 2019-03-11)
Brazilian Southern region presents acidic soils, being many of them classified as aluminum and
alicytes, highlighting aluminum (Al) high levels occurrence. When in acid soils, the element is
present in a trivalent ...
Potencial fitorremediador para cromo de Handroanthus chrysotrichus (Mart. ex DC.) Mattos e Handroanthus heptaphyllus (Vell.) Mattos
(Universidade Federal de Santa Maria, 2020-01-30)
Brazil and the world have been facing serious soil contamination problems in the last decade. Among the numerous contaminants are heavy metals, which in turn may or may not be essential for human and plants development. ...
Aspectos fisiológicos de gramíneas nativas da América do Sul submetidas ao excesso de zinco
(Universidade Federal de Santa Maria, 2020-08-31)
The accumulation of metals in soils such as Zinc (Zn) is observed in vineyards from several countries, including Brazil, in the vineyards of the Rio Grande do Sul campaign. The prolonged use of fungicides containing Zn in ...
Elementos benéficos sobre variáveis fisiológicas e bioquímicas em plantas de Pfaffia glomerata (Spreng.) expostas ao alumínio
(Universidade Federal de Santa Maria, 2019-03-12)
The association between acid soils and metal is one of the main chemical constraints related to plant growth. Among these metals is aluminum (Al), which is limiting the growth and development of plants. In this sense, there ...
Selênio e silício como amenizadores da toxicidade do cádmio em plantas de Pfaffia glomerata(Spreng.) Pedersen
(Universidade Federal de Santa Maria, 2016-06-17)
The soil contamination with heavy metals such
as cadmium ( causes damage to many
plants . Among the alternatives sought to solve the problems with this toxic metal s in the
growth of plants is the use of alleviators, ...