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Qualidade física de solos irrigados do Rio Grande do Sul e do Brasil central
(Universidade Federal de Santa Maria, 2005-02-28)
The irrigated áreas are caracterized by an intensification of the land use, and as consequence, an intense use of the soil. This usually results in a higher pressure of the soil structure degradation, causing many times ...
Impacto do uso da terra nos atributos químicos e físicos de solos de rebordo do planalto - RS
(Universidade Federal de Santa Maria, 2008-02-29)
Changes in land use can take into soil chemical and physical quality degradation. In the hillside areas
of the Rio Grande do Sul State (RS) land degradation vulnerability is elevated, due to the combination
of a strong ...
Dinâmica da matéria orgânica do solo em áreas de integração lavoura-pecuária sob sistema plantio direto
(Universidade Federal de Santa Maria, 2005-05-30)
The cattle breeding and crop production integrated systems in the south of Brazil is based mostly on grain production with summer crops and beef cattle production over winter pastures. This activity have been expanded ...