Buscar
Itens para a visualização no momento 61-70 of 1465
Disponibilidade e transferência de nitrogênio, fosforo e potássio em um argissolo submetido à aplicação de fontes de nutrientes
(Universidade Federal de Santa Maria, 2012-02-29)
The swine and cattle activities are of great economic and social importance in Brazil in the
southern region, but generate of large volumes of waste, that when applied to the soil can be
mineralized and part of the nutrients ...
Recuperação do potássio adicionado em solos com diferentes teores e o efeito na disponibilidade às plantas
(Universidade Federal de Santa Maria, 2012-05-30)
The sustainability of production is widespread and discussed within the productive systems, resource utilization of the productive chain of the agricultural sector, mainly inputs, requires constant evaluations, since their ...
Mudança do uso da terra e tipo de solo são fatores determinantes de fungos e arqueas no bioma pampa
(Universidade Federal de Santa Maria, 2012-02-29)
Land-use change and soil type can have significant impact on microbial communities of soil.
The Pampa biome in recent decades has undergone severe changes in landscape due to landuse
change, mainly for the introduction of ...
Decomposição de resíduos culturais de plantas de cobertura de solo e emissões de óxido nitroso
(Universidade Federal de Santa Maria, 2012-02-28)
The inclusion of summer cover crops (SCC) in the no-till system is an interesting alternative to promote the addition of elevated quantities of plant biomass and nitrogen (N) to the soil. The C and N dynamics during the ...
Controle de qualidade de análises de solos da rede Rolas - RS/SC e procedimentos estatísticos alternativos
(Universidade Federal de Santa Maria, 2012-02-15)
Soil chemical analysis must be accurate to avoid errors in the recommendations of lime and fertilizers. The quality control program of the ROLAS-RS/SC network evaluates the analysis accuracy by the distance of a result, ...
Regularidade de resposta da cultura do milho à compactação do solo
(Universidade Federal de Santa Maria, 2012-08-27)
The hypothesis that soil compaction in no-tillage affects crop production has been
tested often, however, there is no regularity in the relationship between plant response and
soil compaction indexes that has allowed ...
Sistemas de culturas sob diferentes manejos por longa duração alteram as formas de fósforo do solo?
(Universidade Federal de Santa Maria, 2012-08-24)
The thesis objective was to evaluate the forms of accumulation and release of phosphorus from cover crops waste under long time of different soil management systems and its relationship with the soil phosphorus forms. The ...
Banco de sementes e artropodofauna associada à soja resistente ao glifosato em função do manejo de plantas daninhas
(Universidade Federal de Santa Maria, 2012-11-30)
Weeds interfere in the development and soybean yield and infestation is directly related to the soil seed bank that reflects the agricultural practices adopted. They can also be host of insect pests and / or their natural ...
Análise numérica de risco climático de ocorrência de requeima na cultura da batata na região central do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2012-08-10)
Diseases and environment are closely related, especially with regard to air temperature
and relative humidity. The weather data tend to follow a daily pattern of temporal variation,
which derives mainly from the daily ...
Quiropraxia no SUS: uma reflexão sobre a gestão
(Universidade Federal de Santa Maria, 2012-12-14)
This work aimed to discuss on the economy that can be offered to the SUS in the supply of chiropractic in UBS. Showing the importance of the insertion of this practice in primary care and their complementation in integral ...