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Balanço e evolução temporal de fósforo e potássio em três solos sob sistema plantio direto no Paraguai
(Universidade Federal de Santa Maria, 2010-02-26)
Soybean, corn and wheat crops occupy actually 70% of the agricultural areas of Paraguay, with increasing fertilization consumption, suggesting the necessity of an
efficient use of this input. The objectives of this work ...
Agricultura por ambiente: manejo sítio específico da população de milho
(Universidade Federal de Santa Maria, 2012-02-24)
Precision agriculture (PA) is based on site-specific interventions, according to the spatial variability of productive factors. This strategy tends to decrease the spatial variability of yield in relation to that obtained ...
Controle do escoamento superficial e das perdas de solo em sistema plantio direto na escala de lavoura
(Universidade Federal de Santa Maria, 2016-07-29)
The evidence of the formation of surface flow and associated processes such as erosion, transfer of solutes, organic matter and nutrients, are the consequences of soil management not contributing to the maintenance of soil ...