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Land-use effects on the chemical attributes of low-order streams in the eastern Amazon. Deforestation is altering small catchment hydrobiogeochemistry in the Amazon. To evaluate land use change effects on water chemistry and other measures of water quality, five low-order streams were st... ... Repositório: BDPA Ano de publicação: 2010
Soil chemical attributes relationships around the Araucaria Angustifolia trees in agroforestry systems. Autoria: GOMES, J. B. V.; BOTOSSO, P. C. This work aimed to understand the relationships between araucaria trees and some abiotic factors (soil type, soil organic C and soil nutrient supply) in agroforestry systems (AFS). Soils of two produc... ... Repositório: BDPA Ano de publicação: 2023
Chemical attributes and microbial activity of soil cultivated with cassava under different cover crops. Autoria: TEODORO, M. S. Conservationist systems of crop management increases the amount of substrate, alters fertility and increases soil biological activity. The objective of this study was to evaluate the influence of soil... ... Repositório: BDPA Ano de publicação: 2019
Evaluation of corn production parameters and their spatial relatioship with chemical attributes of the soil. The characterization of the soil spatial variability allows a better understanding of the relationships between the soil attributes and the environment. The objective of the study was to evaluate the... ... Repositório: BDPA Ano de publicação: 2011
Phytomass addition and liming in the dynamics of soil chemical and physical attributes. Autoria: SILVEIRA, P. M. da; NASCENTE, A. S.; CARVALHO, M. da C. S. In tropical regions, a greater phytomass addition to the soil can help to improve soil quality. Additionally, the use of limestone is a fundamental practice in weathered soils of these regions. The ob... ... Repositório: BDPA Ano de publicação: 2019
Physico-chemical attributes of a Cambisol under pasture managed with annual burns after sugarcane vinasse application. Autoria: FERREIRA, R. R. M. Purpose: Sugarcane vinasse is generated in large amounts and can be utilized to improve soil attributes, especially in areas degraded by burns. The aim of the present study was to evaluate the effects... ... Repositório: BDPA Ano de publicação: 2018
Changing in chemical and physical attributes of a sandy soil under irrigated mango cultivation in semiarid region. Autoria: CUNHA, T. J. F.; HERNANI, L. C.; AMARAL, A. J. do; OLIVEIRA NETO, M. B. de Accelerated land use changes have been observed in Brazil. In Northeast, the Caatinga (native vegetation) has been replaced by fruit production, especially by mango and grapevine cultivation. Land use... ... Repositório: BDPA Ano de publicação: 2017
Changes in chemical attributes of soil treated with tannery sludge in Amazonia. Autoria: WADT, P. G. S.; PEREZ, D. V. Application of residuals to soil can favor the development of nutrient-poor agricultural areas. The objective of this study was to evaluate changes in the chemical attributes of soil after application... ... Repositório: BDPA Ano de publicação: 2017
Multivariate analysis of chemical and physical attributes of quartzipsamments under different agricultural uses. The inadequate agricultural management in the semiarid region of northeastern Brazil, associated with the fragility of most soils, has caused degradation of the quality of this resource. This study ai... ... Repositório: BDPA Ano de publicação: 2019
Chemical attributes of a Hapludox soil after nine years of pig slurry application. ABSTRACT: The objective of this study was to evaluate the pig slurry application effects on chemical attributes of a Hapludox soil managed under no-tillage system. Treatments consisted of 50, 100 and... ... Repositório: BDPA Ano de publicação: 2012

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