Skip to Content 1
Ir para o menu 2
Ir para a busca 3

Portal Embrapa

Language Language

português English
Entrar

Search Publications

Sort by: date | alphabetically


Humic substance fractions and attributes of histosols and related high-organic-matter soils form Brazil. Author(s): VALLADARES, G. S.; PEREIRA, M. G.; ANJOS, L. H. C. dos; BENITES, V. de M.; EBELING, A. G.; MOUTA, R. de O. Knowledge of the distribution of soil organic matter (SOM) fractions is important in managing soils toward a sustainable agricultural system ina tropical environment, However, data on Histosols in lim... ... Repository: BDPA Publication year: 2007
Cover crops affect on soil organic matter fractions under no till system. Author(s): ENSINAS, S. C.; SERRA, A. P.; MARCHETTI, M. E.; SILVA, E. F. da; PRADO, E. A. F. do; LOURENTE, E. R. P.; ALTOMAR, P. H.; POTRICH, D. C.; MARTINEZ, M. A.; CONRAD, V. do A.; JESUS, M. V.; EL KADRI, T. C. The purpose of this research was to identify the soil organic matter (SOM) fractions changes in a crop rotation system under no-till system (NTS). This research was carried out from October 2010 to Fe... ... Repository: BDPA Publication year: 2016
The role of soil organic matter in sustainable crop production in the Tropics. Author(s): FAGERIA, N. K.; FERREIRA, E. P. B.; KNUPP, A. M. Soil organic matter has long been recognized as important indicator of soil productivity. Repository: BDPA Publication year: 2011
Soil organic matter quality in Jatropha spp. plantations in different edaphoclimatic conditions. Author(s): FREITAS, R. C. A.; POPIN, G. V.; MILORI, D. M. B. P.; SIGNOR, D.; DRUMOND, M. A.; CERRI, C. E. P. The substitution of native vegetation by agricultural ecosystems can change the quantity and quality of soil organic matter (SOM), and the intensity of these changes depends on the soil type, climate,... ... Repository: BDPA Publication year: 2017
Evaluation of the stability of soil organic matter in different types of livestock management. Author(s): THIAGO. N. O. de S.; SEGNINI, A.; XAVIER, A. A. P.; OLIVEIRA, P. P. A.; PEREIRA, D. M. B. Repository: BDPA Publication year: 2016
Evolution of the soil organic matter content after 15 years of crop livestock system. Author(s): VIANA, J. H. M.; ALVARENGA, R. C.; ALBUQUERQUE FILHO, M. R. de; COSTA, A. M. da; MOURA, M. S. de Soil organic matter (SOM) is sensitive to changes in land use and is a key indicator of soil quality. This work evaluates the evolution of the organic matter of an oxisol under a crop-livestock integr... ... Repository: BDPA Publication year: 2021
Changes in the soil structure and organic matter dynamics under different plant covers. Author(s): NOVAK, E.; CARVALHO, L. A.; SANTIAGO, E. F; TOMAZI, M. Repository: BDPA Publication year: 2019
Comparison of total nitrogen methods applied for histosols and soil horizons with high organic matter content. 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
Effects of five years adoption of no-tillage systems for vegetables crops in soil organic matter contents. Author(s): LIMA, C. E. P.; GUEDES, I. M. R.; SILVA, J. da; ALCANTARA, F. A. de; MADEIRA, N. R.; CARVALHO, A. D. F. de; FONTENELLE, M. R. Vegetables productions systems are done normally with intense soil tillage causing a strong decline of soil quality. Use of conservation systems can be an alternative to recover this quality. In order... ... Repository: BDPA Publication year: 2018
Soil organic matter responses to anthropogenic forest disturbance and land use change in the Eastern Brazilian Amazon. Author(s): DURIGAN, M. R.; CHERUBIN, M. R.; CAMARGO, P. B. de; FERREIRA, J. N.; BERENGUER, E.; GARDNER, T. A.; BARLOW, J.; DIAS, C. T. dos S.; SIGNOR, D.; OLIVEIRA JUNIOR, R. C. de; CERRI, C. E. P. Anthropogenic forest disturbance and land use change (LUC) in the Amazon region is the main source of greenhouse gas emissions to the atmosphere in Brazil, due to the carbon (C) and nitrogen (N) emitt... ... Repository: BDPA Publication year: 2017

Showing 1 - 10 of 2,250 results.

Observation

Some of Embrapa's publications are published as ePub files. To read them, use or download one of the following free software options to your computer or mobile device. Android: Google Play Books; IOS: iBooks; Windows and Linux: Calibre.

Access other publications

Access the Agricultural Research Database (BDPA) to consult Embrapa's full library collection and records.
Visit Embrapa Bookstore to purchase books and other publications sold by Embrapa.