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Comparison of total nitrogen methods applied for histosols and soil horizons with high organic matter content. This study was carried out to correlate total nitrogen analyzed by two different methods: Kjeldahl (wet oxidation) and Perkin-Elmer 2.400 Series II-CHN Mode (dry oxidation or combustion) in Histosols... ... Repository: BDPA Publication year: 2006
Organic and nitrogen fertilization of soil under Syrah grapevine: effects on soil chemical properties and nitrate concentration. Viticulture is an activity of great social and economic importance in the lower-middle region of the São Francisco River valley in northeastern Brazil. In this region, the fertility of soils under vin... ... Repository: BDPA Publication year: 2016
Soil organic carbon pools as affected by tillage systems and organic nitrogen sources. ABSTRACT: We assessed the impact of organic N sources on total organic carbon (TOC), particulate organic carbon (POC), and mineral-associated organic carbon (MAOC) pools in a Nitisol from Southern Bra... ... Repository: BDPA Publication year: 2017
Determinação dos estoques de carbono e nitrogênio nas frações físicas da matéria orgânica em solos antrópicos (Terra Preta de Índio) e não antrópicos da Amazônia Central. The soil organic matter, as the Amazonian Dark Earths, have functional compartments with different characteristics concerning composition and dynamics and these fractions can be evaluated using physic... ... Repository: BDPA Publication year: 2022
Disponibilidade de nitrogênio no solo adubado com fertilizantes orgânicos compostos. O objetivo deste trabalho é avaliar o efeito da adição de doses crescentes de diferentes fertilizantes orgânicos compostos nos teores de nitrogênio (N) mineralizado líquido (proveniente apenas do fert... ... Repository: BDPA Publication year: 2017
Proceedings... The accumulation of greenhouse gases (GHG) in the atmosphere remains an important topic of scientific and public interest. The increase in these gases has been considered to be a major cause of global... ... Repository: BDPA Publication year: 2023
Eucalyptus biochar soil fertility and corn yield on a long term field experiment. Eucalyptus wood char is a renewable energy source produced by partial wood carbonization on mud ovens close to the plantation areas, and is an important alternative to mineral char mainly in the metal... ... Repository: BDPA Publication year: 2018
Carbon and nitrogen stocks and humic fractions in Brazilian organosols. Despite limited geographic expression of Organosols in Brazil, their high carbon storage capacity and natural environmental vulnerability justifies further studies on C and N stocks in these soils and... ... Repository: BDPA Publication year: 2016
Greenhouse gas emissions from viticulture: a PRISMA systematic review. Grapes are considered one of the world leading fruit crops. They can be grown in various climatic conditions and are highly economically important. Excessive management practices, such as soil prepara... ... Repository: BDPA Publication year: 2024
Fracionamento densimétrico da matéria orgânica de um Neossolo Quartzarênico sob diferentes sistemas de manejo em Comodoro (MT). O fracionamento físico densimétrico permite a quantificação da fração leve da matéria orgânica do solo (MOS), e sua determinação é importante para avaliar os sistemas de manejo do solo no curto prazo.... ... Repository: BDPA Publication year: 2008

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