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Soil biological attributes in pastures of different ages in a crop-livestock integrated system. Author(s): MUNIZ, L. C.; MADARI, B. E.; TROVO, J. B. de F.; CANTANHÊDE, I. S. de L.; MACHADO, P. L. O. de A.; COBUCCI, T.; FRANÇA, A. F. de S. The objective of this work was to evaluate the effect of the pasture (Urochloa brizantha) component age on soil biological properties, in a crop-livestock integrated system. The experiment was carried... ... Repository: BDPA Publication year: 2011
Microbial activities in soil cultivated with corn and amended with sewage sludge. Microbial activities in soil cultivated with corn and amended with sewage sludge. Author(s): VIEIRA, R. F.; PAZIANOTTO, R. A. A. Background: One of the main concerns related to the increasing use of sewage sludge in the soil is the possible presence of excess nutrients, which could cause environmental problems and detrimental e... ... Repository: BDPA Publication year: 2016
Soil microbiological properties and available nitrogen for corn in monoculture and intercropped with forage. Author(s): COSER, T. R.; RAMOS, M. L. G.; FIGUEIREDO, C. C. de; CARVALHO, A. M. de; CAVALCANTE, E.; MOREIRA, M. K. dos R.; ARAÚJO, P. S. M.; OLIVEIRA, S. A. de Repository: BDPA Publication year: 2016
Soil fertility, mineral nitrogen and microbial biomass in upland soils of the Central Amazon under different plant covers. 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
Shifts in microbial and physicochemical parameters associated with increasing soil quality in a tropical Ultisol under high seasonal variation. Author(s): LOPES, L. D.; FONTES JUNIOR, R. C.; PACHECO, E. P.; FERNANDES, M. F. Combination of conservation agricultural practices such as reduced tillage and complex cropping systems can improve soil quality. However, the different effects of conservation practices on soil physi... ... Repository: BDPA Publication year: 2021
Land-use type effects on soil organic carbon and microbial properties in a semi-arid region of Northeast Brazil. Author(s): FERREIRA, A. C. C.; LEITE, L. F. C.; ARAÚJO, A. S. F. de; EISENHAUER, N. ABSTRACT - Land-use change is one of the most important anthropogenic environmental change drivers affecting the biodiversity and functioning of ecosystems. However, there is limited knowledge of the... ... Repository: BDPA Publication year: 2016
Conservation system improves soil microbial quality and increases soybean yield in the Northeastern Cerrado. Author(s): PIRES, M. de F. M.; MEDEIROS, J. C.; SOUZA, H. A. de; ROSA, J. D.; BOECHAT, C. L.; MAFRA, A. L.; NOLETO, K. C.; ROCHA, A. G. da The conservation tillage systems is based on the surface protection by crop residue and reduced soil disturbance. These two principles can favor the soil quality and promote sustainable agricultural s... ... Repository: BDPA Publication year: 2020
Bioaccessibility of metals in seafood: risk to human health. Author(s): FOGACA, F. H. dos S.; ALVES, R.; BARBOSA, V.; MAULVAULT, A. L.; ANACLETO, P.; CAMACHO, C.; BANDARRA, N.; MARQUES, A. Despite its well known nutritional attributes, seafood consumption can potentially represent human health hazards, as these species can often accumulate toxic elements namely as mercury, cadmium, lead... ... Repository: BDPA Publication year: 2019
Microbial soil quality indicators under different crop rotations and tillage management. Author(s): FERREIRA, E. P. de B.; SANTOS, H. P. dos; COSTA, J. R.; DE-POLLI, H.; RUMJANEK, N. G. An experiment was carried out under field conditions to assess the effects of soil management (no-tillage- NT and conventional tillage- CT) and crop rotation systems on microbial biomass-C (Cmic), bas... ... Repository: BDPA Publication year: 2010
Quantity and quality of soil organic matter as a sustainability index different land uses in eastern Amazon. Author(s): SIGNOR, D.; DEON, M. D.; CAMARGO, P. B. de; CERRI, C. E. P. Soil organic matter (SOM), which influences chemical, physical and biological soil attributes, is the main form of C found in the soil which can also be used as a soil sustainability index. The aim of... ... Repository: BDPA Publication year: 2018

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