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Características físicas e químicas de sedimentos em suspensão durante eventos fluviométricos em bacias hidrográficas do sul do Brasil
(Universidade Federal de Santa Maria, 2014-08-11)
The observed high sediment load in the rivers of southern Brazil is strongly related to the degradation of agricultural soils due to water erosion. Currently there is great interest in describing the erosive processes and ...
Respostas fisiológicas e bioquímicas ao estresse de alumínio e fósforo em genótipos de batata (Solanum tuberosum)
(Universidade Federal de Santa Maria, 2014-03-14)
Aluminum (Al) toxicity and phosphorus (P) deficiency often coexist in acid soils that
severely limit crop growth and production, including potato (Solanum tuberosum). Understanding
the physiological mechanisms relating ...
Estratégias de aplicação e fontes de fertilizantes na cultura da soja
(Universidade Federal de Santa Maria, 2014-08-06)
The increased demand for agricultural products necessitates the use of precision farming tools and fertilizers properly allowing the optimization of the production space and obtaining high yields. Various fertilizers are ...
Dejetos de suínos: produção de culturas, efeitos na matéria orgânica e na transferência de formas de fósforo
(Universidade Federal de Santa Maria, 2014-04-23)
Swine production is an activity widely developed in southern Brazil that generates large volumes of
manure, which are normally used as sources of nutrients in grain crops and pastures. However, successive
applications ...