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Management impacts on soil organic matter of tropical soils. Author(s): CASTRO, G. S. A.; CRUSCIOL, C. A. C.; CALONEGO, J. C.; ROSOLEM, C. A. Increased soil organic matter (SOM) improves the cation exchange capacity of tropical weathered soils, and liming is required to achieve high yields in these soils. Despite a decrease in SOM in the sh... ... Repository: BDPA Publication year: 2015
Climates, soils, and agriculture in the tropical region. Author(s): SPADOTTO, C. A.; MINGOTI, R. ABSTRACT: The tropical region can be geographically defined, using latitudinal delimitation, as that part of the earth located between the Tropic of Cancer and the Tropic of Capricorn, comprising 38%... ... Repository: BDPA Publication year: 2023
Systematic review of soil ecosystem services in tropical regions. Author(s): SCHULER, A. E.; FIDALGO, E. C. C.; PRADO, R. B.; TEIXEIRA, W. G. Soil ecosystem service (SES) approaches evidence the importance of soil for human well-being, contribute to improving dialogue between science and decision-making and encourage the translation of scie... ... Repository: BDPA Publication year: 2021
Potassium fertilization in tropical soils under no-tillage system. Author(s): BERNARDI, A. C. C.; CARVALHO, M. C. S.; POLIDORO, J. C.; BENITES, V. M. Potassium (K) fertilization is one of the most common nutrient inputs used by farmers to cultivate crops on Brazil?s highly weathered, low-fertile and acidic tropical soils. Soil K is typically classi... ... Repository: BDPA Publication year: 2013
Fertility concepts and adequate management for soils in tropical regions. Author(s): RONQUIM, C. C. Global agricultural production will have to increase by 70% until 2050 to provide for the increasing food supply needed for a growing population, with growing revenues and a shifting, protein-based di... ... Repository: BDPA Publication year: 2021
Soil organic carbon in the brazilian semi-arids tropics. Author(s): GIONGO, V.; MENDES, A. M. S.; GAVA, C. A. T.; CUNHA, T. J. F. The Brazilian semi-arid tropics occupies an area of 969,589 km2 that represents 11% of the national territory and the Caatinga is its most representatives Biome with an area of 844.453 km². However, a... ... Repository: BDPA Publication year: 2011
Plant phosphorus use efficiency in acid tropical soil. Author(s): VASCONCELOS, M. J. V. de; FIGUEIREDO, J. E. F.; OLIVEIRA, M. F. de; SCHAFFERT, R. E.; RAGHOTHAMA, K. G. ABSTRACT - Phosphorus is an essential macronutrient for plant growth and development. However, phosphorus availability is low in many soils, and the plant?s ability to acquire phosphorus from the rhiz... ... Repository: BDPA Publication year: 2022
Impacts of sewage sludge in tropical soil: a case study in Brazil. Author(s): BETTIOL, W.; GHINI, R. A long-term assay was conducted to evaluate the environmental impacts of agriculture use of sewage sludge on a tropical soil. This paper describes and discusses the results obtained by applying a inte... ... Repository: BDPA Publication year: 2011
CQESTR: a simple model to estimate carbon sequestration in tropical soils. Author(s): LEITE, L. F. C. CQESTR simulates the effect of management practices on soil organic carbon (SOC) stocks. The beta version of the model had been calibrated and validated for temperate regions. Our objective was to eva... ... Repository: BDPA Publication year: 2007
Identification of mineral components in tropical soils using reflectance spectroscopy and advanced spaceborne thermal emission and reflection radiometer (ASTER) data. Author(s): VICENTE, L. E. Soil characteristics provide important support for understanding transformations that occur in environmental systems. Physical characteristics and chemical compositions of soils controlled by pedogene... ... Repository: BDPA Publication year: 2011

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