Buscar
Itens para a visualização no momento 51-60 of 112
Emissões de gases de efeito estufa em resposta ao modo de aplicação de dejetos de suínos e ao uso de inibidor de nitrificação na sucessão trigo/milho em latossolo
(Universidade Federal de Santa Maria, 2016-06-22)
The greenhouse gases (GHG) emission in annual crops depends on soil conditions,
climate and management of each site. Even the importance of no-till system in the
grain production in the southern region of the country, ...
Eficiência de uso do nitrogênio por gramíneas em função do modo de aplicação de dejetos suínos no solo e do uso de inibidor de nitrificação
(Universidade Federal de Santa Maria, 2016-04-01)
The effect of pig slurry (PS) injection into the soil and nitrification inhibitor use such as dicyandiamide (DCD) on gaseous N losses to the atmosphere is better documented than the effect of these practices on nitrogen ...
Nitrogênio e água no crescimento de cultivares de alface
(Universidade Federal de Santa Maria, 2016-03-11)
The goal of this research was to determine relationships between nitrogen (N) and water availabilities and growth of lettuce plants. In the first chapter, experiments were conducted in autumn-winter and spring-summer 2013 ...
Silício e cobre na produção de alface em cultivo sem solo
(Universidade Federal de Santa Maria, 2016-02-18)
This work aimed to evaluate the effect of silicon and copper concentrations in the nutrient solution for
lettuce soilless production. Four experiments were conducted at Plant Science Department of the
Federal University ...
Resposta da soja e do repolho à concentração de nutrientes e volume do meio radicular
(Universidade Federal de Santa Maria, 2016-03-03)
In soil preparation methods either by no till or by raised beds for vegetable crop
production, root growth can be reduced by subsurface compaction and concentration of
fertilizers in the surface layer. The goal of this ...
O trabalho de mulheres assentadas: descortinando desigualdades
(Universidade Federal de Santa Maria, 2016-08-24)
Thus, women's work becomes not recognized, unviable and sometimes without generating economic and social value. In the context of looking for recognition of the women as rural workers, this study aimed to analyze gender ...
Território feito à mão: artesanato e identidade territorial no Rio Grande do Sul
(Universidade Federal de Santa Maria, 2016-06-21)
Studies on culture and identity have reached significant relevance in the social sciences, with emphasis on the notion of territorial identity, present today as a mobilizing for the creation of new territoriality and ...
Adoção da agricultura de precisão na Amazônia: estudo de caso na região cone sul do estado de Rondônia
(Universidade Federal de Santa Maria, 2016-08-09)
During the last years, the application of Precision Agriculture (PA) has been a research object worldwide, and the understanding of the factors related to it becomes crucial for the development of strategies that can meet ...
Estimativa da produtividade de milho (Zea Mays L.) através de imagens obtidas por veículo aéreo não tripulado
(Universidade Federal de Santa Maria, 2016-08-30)
Get the determination of grain yield and its variability is important in agriculture because it enables the understanding of factors that limit this income, giving more benefits to decision-making in the management of the ...
Malhas de amostragem retangular e hexagonal na geração de mapas de fertilidade e aplicação para agricultura de precisão
(Universidade Federal de Santa Maria, 2016-09-15)
Sample grid s are essential when we want to represent the variation in chemical and physical properties of the soil, being essential to know its features. In this way, this study aimed to relate the efficiency and practicality ...