DETERMINATION OF MOISTURE CONTENT FROM GUACO WITH MICROWAVE OVEN

Authors

  • Ronicely Pereira Rocha
  • Evandro de Castro Melo
  • Lauri Lourenço Radunz

DOI:

https://doi.org/10.13083/reveng.v19i6.208

Keywords:

secagem, tempo de secagem, matéria seca, Mikania glomerata Sprengel, estufa

Abstract

This study was done to develop a quick method to determine moisture content of guaco’s leaves (Mikania glomerata Sprengel), to assist in research on medicinal and aromatic plants. Guaco’s leaves with moisture content between 7 to 82 % w.b. were exposed in a microwave oven set at 340, 570, 660 or 880 W, for 3, 4 or 5 minutes. In order to determine the regression equations, the results of moisture content determined by the microwave method were correlated with the values determined with standard gravimetric method. The most appropriate power and exposure time combination was founfd to be 660 W for 3 minutes. The microwave oven appears to be a viable alternative for determination of moisture content of guaco’s leaves.

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Published

2011-12-23

How to Cite

Rocha, R. P., Melo, E. de C., & Radunz, L. L. (2011). DETERMINATION OF MOISTURE CONTENT FROM GUACO WITH MICROWAVE OVEN. Engineering in Agriculture, 19(6), 503–509. https://doi.org/10.13083/reveng.v19i6.208

Issue

Section

Agricultural products storage and processing

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