Filter by:

Publication year
More...
Language of publication
Embrapa Units
Types of publication

Search by:

 

Author(s): VAZ, G. J.; SILVA NETO, L. de F. da; BARBEDO, J. G. A.

We have developed an expert system for Brazilian soil classification according to the official taxonomic system in Brazil. It assists in improving soil data quality, which is important for sustainable... ...

Repository: BDPA     Publication year: 2025

Author(s): PEREIRA, M. G.; VALLADARES, G. S.; ANJOS, L. H. C.; EBELING, A. G.; BENITES, V. de M.

Repository: BDPA     Publication year: 2006

Author(s): VAZ, G. J.; SILVA JÚNIOR, A. F.; SILVA NETO, L. de F. da

We used an expert system for soil classification to curate soil data and improve its quality. The system is the first to accurately classify soil profiles to the fourth level of the current version of... ...

Repository: BDPA     Publication year: 2022

Author(s): VALADARES, A. P.; COELHO, R. M.; OLIVEIRA, S. R. de M.

ABSTRACT:Data Mining techniques play an important role in the prediction of soil spatial distribution in systematic soil surveying, though existing methodologies still lack standardization and a full... ...

Repository: BDPA     Publication year: 2019

Author(s): VIANA, J. H. M.; AVELLAR, G.

The aim of this work was to check the limits of the soil classification map using GlS tools and additional information. The information from the geology map, the digital elevation model, Aster images... ...

Repository: BDPA     Publication year: 2006

Author(s): FARHATE, C. V. V.; SOUZA, Z. M. de; OLIVEIRA, S. R. de M.; CARVALHO, J. L. N.; LA SCALA JÚNIOR, N.; SANTOS, A. P. G.

ABSTRACT: The use of data mining is a promising alternative to predict soil respiration from correlated variables. Our objective was to build a model using variable selection and decision tree inducti... ...

Repository: BDPA     Publication year: 2018

Author(s): TAVARES, O. C. H.; TAVARES, T. R.; PINHEIRO JUNIOR, C. R.; SILVA, L. M. da; WADT, P. G. S.; PEREIRA, M. G.

The southwestern region of the Amazon has great environmental variability, presents a great complexity of pedoenvironments due to its rich variability of geological and geomorphological environments,... ...

Repository: BDPA     Publication year: 2022

Author(s): SANTOS, H. G. dos; JACOMINE, P. K. T; ANJOS, L. H. C. dos; OLIVEIRA, V. A. de; LUMBRERAS, J. F.; COELHO, M. R.; ALMEIDA, J. A. de; ARAUJO FILHO, J. C. de; OLIVEIRA, J. B. de; CUNHA, T. J. F.

Diagnostic attributes and other attributes; Diagnostic surface horizons and diagnostic subsurface horizons; Categorical levels of the system, nomenclature of classes, bases and criteria, concept and d... ...

Repository: BDPA     Publication year: 2018

Author(s): MORAIS, P. A. O.; SOUZA, D. M.; MADARI, B. E.; CARVALHO, M. T. M.

O objetivo deste trabalho é propor uma metodologia de classificação textural através de MIR e do método de calibração multivariado máquinas de vetores de suporte por mínimos quadrados.

Repository: BDPA     Publication year: 2018

Author(s): CORDEIRO, F. R.; CESÁRIO, F. V.; FONTANA, A.; ANJOS, L. H. C. dos; CANTO, A. C. B. do; TEIXEIRA, W. G.

Chemical soil analysis data can be expressed by weight (i.e., gravimetric basis) or volume (i.e., volumetric basis) of the fine earth (sieved >=2 mm), resulting in different units, cmolc kg-1 and cmol... ...

Repository: BDPA     Publication year: 2020

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.