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Determinação do potencial fisiológico de sementes de arroz baseado na integridade das membranas celulares
(Universidade Federal de Santa Maria, 2011-02-24)
Appropriate procedures for analyze the quality of seed is of fundamental importance, but are still incomplete in the quality control programs. The work was aims to standardize the methodology of the electrical conductivity ...
Crescimento, desenvolvimento e produtividade de cana-deaçúcar em cultivo de cana-planta e cana-soca de um ano Santa Maria, RS
(Universidade Federal de Santa Maria, 2011-02-17)
The objectives of this Dissertation were to estimate the base temperature of leaf appearance, determine the phyllochron, leaf area, tillering, leaves number on stem elongation and determine the crop yield of three clones ...
Crescimento, desenvolvimento e produtividade de clones avançados de batata em cultivo de primavera e de outono em ambiente subtropical
(Universidade Federal de Santa Maria, 2011-12-16)
The objectives of this dissertation were to determine the phyllochron, the final leaf
number on the main stem and the duration of developmental stages to characterize leaf growth
during the developmental cycle and to ...
Fitorremediação de solo de várzea contaminado com os herbicidas do imazetapir e imazapique
(Universidade Federal de Santa Maria, 2011-02-25)
Adverse effects of the use of herbicides, such as toxicity to non-target species and production of persistent residues in soil and in surface water, have drawn
attention and stimulated research to better understand the ...
Frequência e época de aplicação de fungicidas e seus efeitos em híbridos de milho (Zea mays L.)
(Universidade Federal de Santa Maria, 2011-02-28)
Among the major diseases with potential for reducing the final yield of maize (Zea mays) are common rust (Puccinia sorghi), and Spot Blotch (Exserohilum turcicum). Seed
companies offer hybrids with levels of disease ...
Associação entre métodos de adaptabilidade e de estabilidade em feijão
(Universidade Federal de Santa Maria, 2011-02-22)
The study of adaptability and yield stability allows to identify cultivars adapted to specific conditions and wide, stable and with high grain yield, and can be realized as the different methodologies employed. Thus, the ...
Dinâmica do banco de sementes de arroz vermelho e ciclagem de nutrientes em função do manejo pós colheita da palha do arroz
(Universidade Federal de Santa Maria, 2011-02-28)
The incorporation of straw after the rice harvest in areas
with the presence of red rice makes it difficult to reduce
this weed in the seeds hank. On the other hand, it cilitates
the straw's decomposition and advance ...
Produtividade, qualidade bromatológica e distinguibilidade de sementes de azevém submetidos a distintos cortes, doses e fontes de nitrogênio
(Universidade Federal de Santa Maria, 2011-02-23)
The study aimed to evaluate the yield, chemical composition, yield and morphological characterization of seeds of annual ryegrass (Lolium multiflorum Lam) with two nitrogen sources: urea (nitrogen source most widely used ...
Análise populacional de melolonthidae (Coleoptera) da região do planalto do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2011-02-17)
This work aimed to study the occurrence of soil-dwelling melolontid species called white grubs (Coleoptera: Melolonthidae) and its geographic distribution in Planalto , Rio Grande do Sul State. Chapter I, describes the ...
Distribuição espaço-temporal e flutuação populacional de lagartas desfolhadoras da soja
(Universidade Federal de Santa Maria, 2011-02-17)
This work aimed to analyze the spatial-temporal distribution and population fluctuation of soybean defoliating caterpillars, during the development cycle of the crop. Thus, this will be presented in two chapters. Chapter ...