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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 ...
Quantificação da biomassa e nutrientes em uma floresta estacional decidual em Itaara-RS, Brasil
(Universidade Federal de Santa Maria, 2005-09-23)
This study was conducted in a farm belonging to Military Brigade in the Itaara county, RS. The main objective was to quantify the nutrient stocks in the soil and the above ground biomass. The second aim was to evaluate the ...
Relações entre indicadores de qualidade do solo e a produtividade das culturas em áreas com agricultura de precisão
(Universidade Federal de Santa Maria, 2007-02-16)
The estimative of yield variability is an important tool to soil management decisions and to investigate yield limiting factors. Tools of precision farming as yield mapping and soil sampling using GPS makes possible identify ...
Mulching vertical e manejo da água em sistema plantio direto
(Universidade Federal de Santa Maria, 2005-02-28)
With the main objective to evaluate the hydrological behavior of the vertical mulching in no tillage system, this work have been realized in 2002/2003 and 2003/2004 agricultural years on Latossolo Vermelho Distrófico típico ...