GENETIC DIVERSITY OF Tamarindus indica

Main Article Content

R. KAMALAMBIGESWARI
K. SANGEETHA
S. KANIMOZHI

Abstract

It is very essential for plant breeders to determine genetic variation for the growth of elevated yield choice. The objective of this study was to investigate the genetic diversity of 3 tamarind samples, random exploitation of enhanced polymorphic DNA (RAPD) markers. Tamarind plants were sampled in 3 environmental zones covering domestically known fruit morphotypes. On 3000 fruits and flowers, 12 morphological descriptors were evaluated. Univariate and canonical analyses carried out on morphological descriptors revealed essential similarities and verified the difference between morphotypes as viewed by indigenous people. However, the assessment of variance components showed significant differences within morphotypes, indicating a great heterogeneity within seeds historically categorized as belonging to an equal morphotype. Quantitative descriptors should, therefore, be coupled with domestically perceived qualitative characteristics (pulp style and color) in order to cause a bunch of strong morphological discrimination. The differences discovered were significantly linked to ecological factors. The size and mass of fruits and seeds are cared for with increased wetness and decreased with aridity. Results also stated that fruit mass could be an intelligent pulp output expression, although its predictive strength varied among morphotypes. Outputs from the variance component assessment recommended that if any genetic tests were not finished, germplasm assortment should be performed by testing a mild variety of forests per morphotype to ensure that a big variety of genetic diversity is captured. 10 Random modified polymorphic DNA (RAPD) primers were used to evaluate tamarind trees ' genetic variety. At the molecular stage, genotypes that were strongly linked morphologically were discovered to be unrelated. A significant amount of intra-population variation reported in the donation research that could be used in interbreeding programs to introgress the intriguing characteristic of concern with effectiveness.

Keywords:
Tamarind, morphological variation, diversity, RAPD

Article Details

How to Cite
KAMALAMBIGESWARI, R., SANGEETHA, K., & KANIMOZHI, S. (2020). GENETIC DIVERSITY OF Tamarindus indica. PLANT CELL BIOTECHNOLOGY AND MOLECULAR BIOLOGY, 20(23-24), 1255–1258. Retrieved from http://www.ikprress.org/index.php/PCBMB/article/view/4868
Section
Original Research Article

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