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Potencial de mineralização anaeróbica do nitrogênio em solos de várzea do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2005-02-23)
The soil organic nitrogen is the main source of N to crops, which is released from soil organic matter (SOM) decomposition by microrganisms. The N fertilization is based
on SOM levels, however, the SOM decomposition and ...
Compactação do solo e sua influência nas propriedades físicas do solo e crescimento e rendimento de culturas
(Universidade Federal de Santa Maria, 2005-02-28)
Sol compaction effects on soil and plants has been subject of several studies. However, several parameters are used to evaluate soil compaction like bulk density and soil penetration resistance, but these parameters are ...
Fenologia e qualidade de carthamus tinctorius l. em diferentes populações e épocas de cultivo
(Universidade Federal de Santa Maria, 2005-02-11)
This work had as objectives to test different populations of the culture of cartamo, regarding the behavior of the fenology, the characteristics of the stem, the cycle and the behavior of the border plants at two cultivation ...
Compactação em latossolos e argissolo e relação com parâmetros de solos e de plantas
(Universidade Federal de Santa Maria, 2005-02-28)
Soil compaction is closed related to agriculture as well as animal production management. Soil quality improvement has not been always achieved with use of soil conservation practice as no-tillage or use of animal production ...
Aspectos técnico, econômico e ambiental do uso de fontes orgânicas de nutrientes, associadas a sistemas de preparo do solo
(Universidade Federal de Santa Maria, 2005-06-24)
The manures have been used as organic nutrient sources in many soil and climatic conditions, and their effects on technical, economic and environmental aspects are dependent on their characteristics and it can be changed ...
Efeitos do treinamento hipóxico intermitente sobre variáveis hematológicas e capacidade de performance
(Universidade Federal de Santa Maria, 2005-08-09)
The goal of the present study aimed at the assessment of the influences of intermittent hypoxic training (IHT) sessions on haematological parameters, aerobic capacity (AC), and running performance (RP), under hypoxic and ...
Qualidade física de um vertissolo e produção forrageira em campo nativo melhorado, com irrigação e pastoreio
(Universidade Federal de Santa Maria, 2005-02-28)
The predominant production system in North central Uruguay is based on the combined beef cattle and sheep cattle grazing of native grasslands. Soils include an important area of Pelluderts, with high content of expansible ...
Propriedade de um nitossolo vermelho após nove anos de uso de sistemas de manejo e efeito sobre culturas
(Universidade Federal de Santa Maria, 2005-03-02)
Long-term use of management systems result in alteration in physical and chemical soil properties and its intensity is related to time, soil and climate conditions. Physical
properties are more susceptible to changes by ...
Probabilidades de ocorrência de deficiência hídrica nos solos da região central do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2005-06-03)
The detailed determination of the probabilities of occurrence of certain levels of water deficit (WD) is important for the farming planning and environmental management in the public and private administration. Such ...
Dependência entre o tamanho da unidade básica e as estimativas das dimensões da parcela experimental de batata
(Universidade Federal de Santa Maria, 2005-11-11)
A uniformity trail with potato was carried out at potato seed production area of
FEPAGRO, Julio de Castilhos city, in 2003 agricultural year. Tuber yield of 3456 hills
was evaluated with a set of basic units (BU) compound ...