Buscar
Itens para a visualização no momento 61-70 of 285
Desenvolvimento e capacidade fitoextratora de plantas agrícolas cultivadas em solo com diferentes texturas e teores de cobre
(Universidade Federal de Santa Maria, 2019-03-08)
The addition of copper by anthropic activities influences the metal content of the soil, making this element potentially toxic to agricultural species. The dynamics of copper in the soil is influenced by the physical and ...
Composição nutricional, perdas e estabilidade aeróbica de silagens de milho submetidas à diferentes períodos de estocagem
(Universidade Federal de Santa Maria, 2019-03-15)
This study aimed to evaluate the effects on nutritional quality, fermentation, kinetic
parameters, losses inherent to the aerobic and anaerobic processes and the protein fractions
and glicídicas of silages open at different ...
Avaliação genética de bovinos da raça Nelore em diferentes condições de criação
(Universidade Federal de Santa Maria, 2019-02-25)
The objective of this study was to estimate genetic parameters for the productive, reproductive and morphological characteristics of Nellore animals, to verify how the breeding values of the traits are distributed in ...
Manejo de solo e água em soja e arroz em terras baixas
(Universidade Federal de Santa Maria, 2019-03-11)
The lowland areas with agricultural production in the southern half of Rio Grande do Sul are predominantly cultivated with rice, flood irrigated. This irrigation method uses more water and emits larger amounts of greenhouse ...
Estratégias de uso dos dejetos de suínos em plantio direto para mitigar as perdas de nitrogênio por volatilização de amônia
(Universidade Federal de Santa Maria, 2019-03-08)
Ammonia volatilization (NH3) is the main process of nitrogen loss (N) from liquid swine
manure (PS) after application to the soil. Its quantification and the development of management
alternatives to reduce losses are ...
Contusões de diferentes severidades em carcaças bovinas com diferentes idades e graus de acabamento
(Universidade Federal de Santa Maria, 2019-03-15)
The objective of this study was to evaluate the occurrence of bruises in different cuts of bovine carcasses within the different finishing classifications and different ages evaluated by the animal dentition at slaughter. ...
Fluxo lateral na infiltração de água medida com duplo anel concêntrico
(Universidade Federal de Santa Maria, 2019-02-26)
The basic infiltration rate (TIB) is important in the definition of the irrigation rate and in the planning of soil conservation
systems. The TIB’s estimate has often been made with a double concentric ring, due to its ...
Decomposição de camadas do Mulch e contribuição para o carbono e nitrogênio do solo
(Universidade Federal de Santa Maria, 2019-03-08)
Recent studies have shown that mulches formed by different amounts of cultural residues have similar decomposition rates, evidencing the reduced effect of contact between soil and residue on decomposition. Recent studies ...
Peritonite encapsulante esclerosante em um canino – relato de caso
(Universidade Federal de Santa Maria, 2019-03-08)
Sclerosing encapsulating peritonitis (SEP) is a chronic condition in which there is
formation and proliferation of fibrous connective tissue on the serous layer of both the parietal
and visceral peritoneum. The etiology ...
Distribuição espacial de massa seca de plantas de cobertura de outono/inverno
(Universidade Federal de Santa Maria, 2019-02-18)
The use of soil cover plants in crop rotation plans has been shown to be an effective way of promoting the quality and stability of the no-tillage system (SPD). The choice of species is a very important factor, as these ...