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Emissão de óxido nitroso e metano em área de cultivo com arroz irrigado com diferentes manejos da palha pós-colheita
(Universidade Federal de Santa Maria, 2013-02-15)
Post-harvest rice straw managements can alter CH4 and N2O emissions and global
warming potential (GWP) in lowland areas cultivated with rice. In order to test this
hypothesis, the present study was planned to quantify ...
Efluxo de metano relacionado com ácidos orgânicos no solo e carbono de exsudados radiculares no cultivo do arroz irrigado
(Universidade Federal de Santa Maria, 2018-07-20)
In worldwide greenhouse gases generation (GHGs) agriculture is one of the principal activities. In Brazil, as a reflection of the importance agriculture in economy, it is estimated that 75% of emissions of carbon dioxide ...
Decomposição e emissão de N2O em função da qualidade e quantidade de resíduos culturais na superfície do solo
(Universidade Federal de Santa Maria, 2019-07-19)
The management of crop residues influence several processes in agriculture, such as soil
protection, water dynamics, decomposition, nutrient fluxes and the overall balance of
greenhouse gases, mainly N2O. These effects ...
Impacto da adição de resíduos orgânicos na comunidade microbiana do solo e na emissão de N2O
(Universidade Federal de Santa Maria, 2016-08-22)
Agricultural lands receive crop and animal residues as option for additional nutrients to replace inorganic fertilizers. Although the idea of discard residues is sustainable, its implementation contributes to the production ...
Acidificação de dejetos de suínos em compostagem automatizada: emissões gasosas de nitrogênio e resposta da alface à aplicação do composto no solo
(Universidade Federal de Santa Maria, 2014-08-29)
Automated pig slurry (PS) composting has been praised in Brazil by environmental agencies, pig farmers and agribusinesses as a promising strategy for the proper disposal of these residues. Nevertheless, one of the problems ...