Author(s): PEREIRA, M. G.; ESPINDULA JÚNIOR, A.; VALLADARES, G. S.; ANJOS, L. H. C. DOS; BENITES, V. de M.; SCHULTZ, N.

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

Author(s): SILVA, D. J.; BASSOI, L. H.; ROCHA, M. G. da; SILVA, A. O. da; DEON, M. D.

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

Author(s): WUADEN, C. R.; NICOLOSO, R. da S.; GRAVE, R. A.; PIGOSSO, A.

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

Author(s): SOARES, R.; MADDOCK, J. E. L.; CAMPOS, D. V. B. de; MADARI, B. E.; MACHADO, P. L. O. de A.

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

Author(s): TAVARES, P. D.; SILVA, C. F. da; PEREIRA, M. G.; FREO, V. A.; BIELUCZYK, W.; SILVA, E. M. R. da

the present study, we evaluated the influence of agroforestry systems and traditional agriculture on the physical attributes and biologicals of soil, using as reference a native forest area in Paraty,... ...

Repository: BDPA     Publication year: 2018

Author(s): DE NARDI, G. P.; DALLE VEDOVE, G.; GRUTZMACHER, P.; PIRES, A. M. M.; ANDRADE, C. A. de

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

Author(s): MOREIRA, A.; FAGERIA, N. K.

Amazon is the largest State of Brazil and major area of the State is covered by a largest tropical rainforest of the world. Most soils of the Amazon region soils are characterized as acidic and infert... ...

Repository: BDPA     Publication year: 2009

Author(s): LUCON, I. M.; COSCIONE, A. R.; ANDRADE, C. A. de

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

Author(s): SYMPOSIUM STRATEGIC PRACTICES FOR MITIGATING GREENHOUSE GAS EMISSION IN GRASSLAND

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

Author(s): GROPPO, J. D.; LINS, S. R. M.; CAMARGO, P. B.; ASSAD, E. D.; PINTO, H. S.; MARTINS, S. C.; SALGADO, P. R.; EVANGELISTA, B.; VASCONCELLOS, E.; SANO, E. E.; PAVÃO, E.; LUNA, R.; MARTINELLI, L. A.

Abstract. In this paper, soil carbon, nitrogen and phosphorus concentrations and stocks were investigated in agricultural and natural areas in 17 plot-level paired sites and in a regional survey encom... ...

Repository: BDPA     Publication year: 2015