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Formas de fósforo no solo após o cultivo de braquiária e tremoço branco
(2013-08-01)
Phosphorus is one of the major factor that limits agricultural productivity in most tropical soils. The objective of this study was to assess P transformations and availability in a soil cropped to brachiaria (Urochloa ...
Efeito de espécies outonais cultivadas em sucessão ao milho na produtividade do trigo, sob diferentes doses de adubação nitrogenada
(Universidade Tecnológica Federal do ParanáPato BrancoPrograma de Pós-Graduação em Agronomia, 2011-02-25)
High corn C/N straw ratio mobilizes a large amount of nitrogen for its decomposition being this a problem to the wheat cultivated in sequence once this crop also demand a significative nitrogen availability. Some plant ...
Formas de fósforo no solo após o cultivo de braquiária e tremoço branco
(2013-08-01)
Phosphorus is one of the major factor that limits agricultural productivity in most tropical soils. The objective of this study was to assess P transformations and availability in a soil cropped to brachiaria (Urochloa ...
N transfer from green manures to lettuce in an intercropping cultivation system
(Editora da Universidade Estadual de Maringá - EDUEM, 2011)
The aim of this work was to evaluate the transfer of N via biological nitrogen fixation from green manures to intercropped lettuce using the 15N abundance method. The treatments consisted of lettuce with black oats, lettuce ...
Influência de coberturas verdes de inverno e de sistemas de preparo do solo na produtividade da erva-mate (Ilex paraguariensis St Hil.), em Ponta Grossa, PR.
(Boletim de Pesquisa Florestal, Colombo, n. 48, p. 3-13, jan./jul. 2004., 2004)
Agronomic traits and yield of organic maize under no-tillage system
(Pesquisa Agropecuária Tropical, 2018)