Evaluation of salinity tolerance in the early and late growing stages of Triticales (X Triticum secale)

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L. Argentel

Abstract

Salinity tolerance was studied in seven triticale
lines at the early and final growing stages. Thus, two experimental
trials were performed: a saline treatment with an electric
conductivity (EC) of 10 dS.m-1 and a control one with
EC= 0.02 dS.m-1. The following variables were evaluated at
the first experiment: water uptake, seedling height, root length
and fresh and dry biomass accumulation. Yield components
were evaluated at the second experiment. All data were
expressed in relative values to the control. A characterization
based on its relative tolerance degree for both stages was
done through a cluster analysis. Consequently, there was a
wide variability on stress response over both phenophases.
Just a single line (ITSN-14) was tolerant; however, indexes
were higher than those previously reported in triticales, so
they are recommended to be evaluated by means of other more
accurate physiological and biochemical salinity-tolerant
indicators.

Article Details

How to Cite
Argentel, L. (2012). Evaluation of salinity tolerance in the early and late growing stages of Triticales (X Triticum secale). Cultivos Tropicales, 31(1), 48–53. Retrieved from https://ediciones.inca.edu.cu/index.php/ediciones/article/view/117
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Original Article