Buscar
Itens para a visualização no momento 1-10 of 126
Pisolithus microcarpus e óleo essencial em três espécies nativas em solo contaminado com cobre
(Universidade Federal de Santa Maria, 2014-02-21)
Mining areas and constantly receiving addition of industrial waste are subject to increased levels of copper in the soil. Copper when in high amounts in the soil can adversely affect vegetation preventing the cultivation ...
Inoculação, manejo do nitrogênio e decomposição dos resíduos vegetais de cereais de inverno na produção de grãos e silagem de milho
(Universidade Federal de Santa Maria, 2014-02-28)
The quest for greater productivity and concern for sustainability, it makes the constant search for alternatives that obtain high productivity sustainably and nutrient cycling, biological nitrogen fixation and proper N ...
Qualidade fisiológica de sementes e estabelecimento do consórcio aveia-preta e azevém sob fixação biológica de nitrogênio em sistema de integração lavoura-pecuária
(Universidade Federal de Santa Maria, 2014-02-28)
In southern Brazil the consortium oat and ryegrass is the most used during the winter period in the crop-livestock system. One of the barriers in this system refers to the waiting period forage when there is shortage of ...
Comportamento de fungicida em plantas de soja submetidas a diferentes regimes hídricos e horários de aplicação
(Universidade Federal de Santa Maria, 2014-02-21)
The climatic factors, especially water deficit, cause changes in biochemical and morphophysiological aspects in soybean plants, which consequently affect the performance of fungicide applications on leaves and pathogenicity ...
Efeito do alumínio e fósforo em parâmetros morfofisiológicos e bioquímicos de trigo
(Universidade Federal de Santa Maria, 2014-02-28)
Wheat (Triticum aestivum L.) is an important crop used in crop rotation on no-tillage system, serving as an option for cultivation in winter and contributing to the maintenance of mulch. Due to surface applications of both ...
Controle genético da coloração do tegumento e da concentração de ferro em sementes de feijão mesoamericano e andino
(Universidade Federal de Santa Maria, 2014-02-24)
The acceptance of the beans by consumers is related to seed coat color and nutritional
value. The objectives of this work were: (1) to verify the existence of maternal effect for the
color parameters "L", a* and b* and for ...
Probabilidade de ocorrência de excesso hídrico para a cultura da soja em planossolos da região central do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2014-02-23)
The expansion of soybean production area in Planosols is rather limited by the high frequency of occurrence of excess water, leading to reduced availability of oxygen in the root zone, reduced photosynthesis, as well as ...
Seleção de linhagens de feijão de ciclo precoce, arquitetura ereta, alta produtividade e cozimento rápido
(Universidade Federal de Santa Maria, 2014-02-24)
The objectives of this study were to evaluate whether advanced common bean lines differ in phenological, morphological, grain yield and cooking quality characters; to study the linear correlations between these characters; ...
Características físicas e químicas de sedimentos em suspensão durante eventos fluviométricos em bacias hidrográficas do sul do Brasil
(Universidade Federal de Santa Maria, 2014-08-11)
The observed high sediment load in the rivers of southern Brazil is strongly related to the degradation of agricultural soils due to water erosion. Currently there is great interest in describing the erosive processes and ...
Fluxos de fósforo em uma bacia hidrográfica sob cultivo intensivo no sul do Brasil
(Universidade Federal de Santa Maria, 2014-09-08)
Eco-environments from sweet water are crucially important, as they provide water for multiple purposes, including human and animal consumption, irrigation and entertainment. However, its quality can suffer significant ...