Buscar
Itens para a visualização no momento 1-10 of 12
Monitoramento ambiental florestal: fluxo de nutrientes em povoamento de Eucalyptus dunnii, no sul do Brasil
(Universidade Federal de Santa Maria, 2018-07-27)
The biogeochemical cycling of nutrients is a dynamic process and consists of the transfer of nutrients between the soil-plant-soil. This transfer can occur in several ways, the deposition of litter is the most significant ...
Biomassa e estoque de nutrientes em Eucalyptus urophylla x Eucalyptus grandis em área arenizada do bioma Pampa - RS
(Universidade Federal de Santa Maria, 2016-02-18)
In Rio Grande do Sul, the Eucalyptus commercial plantations are spread over various regions and occupy the most diverse soil compositions, many of which have good fertility, leading to high growth rates in the stands. The ...
Crescimento, biomassa e nutrientes do Eucalyptus saligna Smith sob manejo dos resíduos da colheita e fertilização
(Universidade Federal de Santa Maria, 2016-07-15)
Intensive forestry has proposed the maximum use of resources produced in forest ecosystems, however, studies evaluating the management of havesting residues and the replacement of nutrients in the form of fertilizers still ...
Biomassa e nutrientes do híbrido Eucalyptus urograndis e Acacia mearnsii em plantios monoespecíficos e mistos
(Universidade Federal de Santa Maria, 2016-02-25)
The stock of biomass and nutrients has been the basis of many studies in forestry, particularly those that assess the nutritional sustainability of the system, however, there are few studies on this basis in mixed plantings ...
Ciclagem biogeoquímica dos nutrientes em um povoamento do híbrido Eucalyptus urophylla x E. sp. submetido a exclusão parcial da precipitação interna
(Universidade Federal de Santa Maria, 2019-02-28)
The hybrid Eucalyptus urophylla S.T. Blake is one of the most productive clones grown in Brazil. Although mineral fertilization through chemical fertilization is a silvicultural operation that generates good productivity ...
Efeito da uniformidade de plantio e fertilização na produtividade de um clone de Pinus taeda L.
(Universidade Federal de Santa Maria, 2020-02-28)
With the growing increase in demand for raw material from Pinus taeda plantations,
associated with the reduction of their cultivated areas and the low productivity scenario of the
sites, it is necessary to evaluate ...
Efeito do manejo e da adubação mineral no crescimento de Eucalyptus saligna Smith na segunda rotação
(Universidade Federal de Santa Maria, 2021-06-15)
Soil fertility and nutrient export are important for the management of forest residues from
harvesting. Nutrient exports can be higher or lower depending on the type and amount of residue
left in the field. The sustainability ...
Biomassa e nutrientes em um povoamento de Eucalyptus urograndis estabelecido em solo sujeito a arenização no sul do Brasil
(Universidade Federal de Santa Maria, 2014-02-25)
The study on nutrient cycling in plantation of eucalyptus provides alternative recovery and management avoiding having reduction in future productivity of plantations, contributing to sustainable management. The current ...
Caracterização nutricional do Eucalyptus benthamii Maiden & Cambage em área de produção de sementes
(Universidade Federal de Santa Maria, 2015-02-26)
Eucalyptus is the most planted forest genus in Brazil and worldwide. The eucalyptus plantations are established in various environments, and in the state of Rio Grande do Sul, new plantations are being established in the ...
Quantificação da biomassa e nutrientes em plantios de Eucalyptus urograndis em solos distintos
(Universidade Federal de Santa Maria, 2015-02-27)
This study aimed to obtain information in order to contribute to the nutritional management of Eucalyptus urograndis, based on nutritional characterization, in two different soil types, for the region of Telêmaco Borba - ...