Evaluation of the physical workload in coffee production: biomechanical and physiological aspects

Authors

  • Marco Antonio Gomes Barbosa Universidade FEderal de Lavras - UFLA
  • Roberto Funes Abrahão Universidade Estadual de Campinas - UNICAMP - FEAGRI
  • Mauro José Andrade Tereso Universidade Estadual de Campinas - UNICAMP - FEAGRI
  • Renato Ribeiro Lima Universidade Federal de Lavras - UFLA
  • Liu Ying Chih Universidade Estadual de Campinas - UNICAMP - FEAGRI

Keywords:

Ergonomics, heart rate, postural combinations, workload, coffee growing

Abstract

The main objective of this research was the assessment of the physical workload of farm coffee workers from southern Minas Gerais, Brazil. Twelve workers were reconded and their heart rate monitored during one hour execution of five different tasks, both on flat and sloping ground. The assessment of body postures adopted and the actions performed were achieved through the “Captiv” software. We attempted to correlate the results of the assessments and interpret them in the light of the observation of the activities of the workers. The most significant cardiovascular demands occurred in subtasks of foliar and manual fertilization, classifying them as moderate work. Harvesting and thinning were the subtasks that appeared to have the greatest variability of postural combinations: the harvest due to the variety of operating actions; the thinning, although only one relevant operational action, due to the very nature of the task. Either the cardiovascular or the biomechanical indicators revealed no statistically significant differences between the subtasks carried by workers in conditions of flat and sloping ground.

Author Biographies

Marco Antonio Gomes Barbosa, Universidade FEderal de Lavras - UFLA

Professor doutor da Universidaqde Federal de Lavras  Departamento de Educação Física/ DEF/ UFLA

Roberto Funes Abrahão, Universidade Estadual de Campinas - UNICAMP - FEAGRI

Professor doutor da Universidade Estadual de Campinas. Deaprtamento de Engenahria Agrícola - Feagri

Mauro José Andrade Tereso, Universidade Estadual de Campinas - UNICAMP - FEAGRI

Professor doutor da Universidade Estadual de Campinas. Deaprtamento de Engenahria Agrícola - Feagri

Renato Ribeiro Lima, Universidade Federal de Lavras - UFLA

Professor doutor da Universidade Fedral de Lavras. Deaprtamento de Ciências Exatas - DEX

Liu Ying Chih, Universidade Estadual de Campinas - UNICAMP - FEAGRI

Discente do Curso de Engenharia Agrícola, do Departamento de Engenaria Agrícola da Universidade Estadual de Campinas - UNICAMP

References

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Published

2015-02-13

How to Cite

BARBOSA, M. A. G.; ABRAHÃO, R. F.; TERESO, M. J. A.; LIMA, R. R.; CHIH, L. Y. Evaluation of the physical workload in coffee production: biomechanical and physiological aspects. Coffee Science - ISSN 1984-3909, [S. l.], v. 10, n. 1, p. 83–90, 2015. Disponível em: http://www.coffeescience.ufla.br/index.php/Coffeescience/article/view/773. Acesso em: 28 jan. 2022.

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Articles