Buscar
Itens para a visualização no momento 1-10 of 15
Toxidez de alumínio em genótipos de Pfaffia glomerata (Spreng.) Pedersen e Pfaffia tuberosa (Spreng.) Hicken
(Universidade Federal de Santa Maria, 2008-02-22)
Al toxicity, especially in acid soils, is a determinant factor of lower productivity for
several cultures and, although some studies have been developed to elucidate this problem,
studies on medicinal plants are extremely ...
Desenvolvimento do arroz e do arroz vermelho: modelagem e resposta à mudança climática
(Universidade Federal de Santa Maria, 2008-02-28)
Increases of 1.1 to 6.4°C in temperature are projected by the end of the XXI century in
several locations, including Brazil. Among processes that may be affected by increasing
temperatures is the duration of the developmental ...
Seleção de clones de batata de curta dormência, alta qualidade de processamento e adaptados aos cultivos de primavera e outono
(Universidade Federal de Santa Maria, 2008-02-25)
Selection of potato clones might be done during spring and autumn grown seasons of Rio Grande do Sul (RS). These grown seasons have contrasting conditions of temperature,
photoperiod and solar irradiation, which may affect ...
Genética dos teores de cálcio e de ferro em grãos de feijão comum
(Universidade Federal de Santa Maria, 2008-02-15)
The common bean has significant levels of calcium and iron in grains, providing that
this legume is used in human food controlling minerals deficiency. Furthermore, genetic
variability for these minerals were observed, ...
Residual da mistura formulada dos herbicidas imazethapyr e imazapic em áreas de arroz sob diferentes manejos de solo
(Universidade Federal de Santa Maria, 2008-04-03)
Red rice (Oryza spp.) is one of the main limiting factors of rice yield (O. sativa L.) in the world and particularly in the Rio Grande do Sul (RS) state Brazil. The Clearfield®
technology is a viable and efficient tool for ...
Freqüência de irrigação no cultivo hidropônico da alface
(Universidade Federal de Santa Maria, 2008-02-21)
The objective of the work was to verify the influence of four intervals between the irrigations on the production of lettuce in hydroponics system and the retention of nutrient solution, besides more determining the best ...
Produtividade e qualidade do morangueiro em sistemas fechados de cultivo sem solo
(Universidade Federal de Santa Maria, 2008-02-21)
The objective of the research was to determine the strawberry fruit yield and quality in three different closed soilless systems with two substrates. The experiment
was conducted in a screenhouse in the Department of ...
Ocorrência e aspectos bioecológicos dos curculionídeos-das-raízes em soja [Glycine max (L). Merryl]
(Universidade Federal de Santa Maria, 2008-03-14)
The objective of this study was to evaluate the population fluctuation and the distribution of the soybean root weevils (Coleoptera: Curculionidae), and the population fluctuation was determined in a soybean area in the ...
Posições de mudas em bandejas de poliestireno e variabilidade na produção de alface
(Universidade Federal de Santa Maria, 2008-09-26)
The scientific development has the aim of executing experiments with such quality so that obtained results are accepted and recommended. The quality of an experiment can be described through statistics, ascribing it reliance ...
Transformação de dados com excesso de zero em experimentos com culturas olerícolas
(Universidade Federal de Santa Maria, 2008-04-30)
In olericulture, the highest interest is aimed at the production of commercial fruits. These experiments usually evaluate variables such as phytomass and number
of fruits. However, these variables present a peculiar ...