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Granulometric fractions and physical-hydric behavior of sandy soils. Author(s): SANTOS, N. G. N. dos; OLSZEVSKI, N.; SALVIANO, A. M.; CUNHA, T. J. F.; GIONGO, V.; PEREIRA, J. S. Soils attributes such as granulometry and density determine the distribution of pore size and condition physical and differentiated hydraulic behavior. Thus, knowing the characteristics of the soils a... ... Repository: BDPA Publication year: 2019
Physical fractions of soil organic matter as affected by cover crops and no-till system. Author(s): NASCENTE, A. S.; LI, Y.; CRUSCIOL, C. A. The objective of this study was to evaluate the effect of cover crops on total organic carbon and physical fractions of soil organic matter in soil under a no-tillage system and a conventional tillage... ... Repository: BDPA Publication year: 2014
Chemical and physical fractions of soil organic matter under various management regimes in Roraima, Brazil. Author(s): GUARDIOLA, M. D. E.; VALE JÚNIOR, J. F. do; SILVA, E. E. da; ROSSI, C. Q.; PEREIRA, M. G. Repository: BDPA Publication year: 2017
Impact of deforestation on the soil physical and chemical attributes, and humic fraction of organic matter in dry environments in Brazil. Author(s): REZENDE, J. S.; FREIRE, F. J.; ARAUJO FILHO, J. C. de; FREIRE, M. B. G. dos S.; ALMEIDA, B. G. de; SANTOS, L. R. C. Deforestation of Caatinga and inadequate land use of these dry environments have impacted soil quality in Northeastern Brazil. The objectives of this study were: (a) to evaluate the effect of deforest... ... Repository: BDPA Publication year: 2022
Carbon in physical fractions and organic matter chemical composition of an acrisol after amazon forest burning and conversion into pasture. Author(s): LEAL, O. A.; DICK, D. P.; COSTA, F. de S.; KNICKER, H.; CARVALHO JÚNIOR, J. A. de; SANTOS, J. C. The aim of this study was to investigate impacts of Amazon Forest (AF) fire and conversion to pasture on carbon accumulation in particle size fractions and organic matter (OM) composition of an Acriso... ... Repository: BDPA Publication year: 2019
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
Organic matter composition in density fractions of Cerrado Ferralsols as revealed by CPMAS 13C NMR: Influence of pastureland, cropland and Integrated crop-livestock. Author(s): BOENI, M.; BAYER, C.; MACEDO, M. C. M. Repository: BDPA Publication year: 2014
Spatial variability of soil physical attributes in Machadinho D'Oeste (Ro), Amazon Basin. Author(s): VALLADARES, G. S.; GREGO, C. R.; BATISTELLA, M. The aim of this paper was to understand the spatial variability of soil physical attributes within the superficial layer (0-10 cm) in an area of agricultural colonization in Machadinho d?Oeste (RO). T... ... Repository: BDPA Publication year: 2006
Frações granulométricas da matéria orgânica do solo em consórcio de milho safrinha com capim-marandu sob fontes de nitrogênio. Author(s): FACCIN, F. C.; MARCHETTI, M. E.; SERRA, A. P.; ENSINAS, S. C. O objetivo deste trabalho foi determinar o efeito do consórcio de milho safrinha com Urochloa brizantha 'Marandu' e de fontes de nitrogênio nas frações granulométricas da matéria orgânica do solo em s... ... Repository: BDPA Publication year: 2016
Characterization of organic matter in areas under different covers in the Savannah biome (SP) - Brazil. Author(s): PICCOLO, M. C.; BIELUCZYK, W.; REIS, L. C.; PEREIRA, M. G.; BALIEIRO, F. C. The identification and quantification of labile and recalcitrant soil organic matter (SOM) forms can be used to evaluate the impacts of management on soil quality (SQ). This study characterized the SO... ... Repository: BDPA Publication year: 2014

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