Genetic diversity of a natural population of Mezilaurus itauba (Meisn.) Taub. ex Mez. in the southern Amazon, Brazil

Authors

DOI:

https://doi.org/10.5433/1679-0359.2017v38n3p1635

Keywords:

Conservation, Forest Management, Genetic Population, Genetic Similarity.

Abstract

Genetic diversity studies in natural forest species populations have consistently expanded in recent years. Considering that biodiversity is directly related to genetic variation among and within populations, its study has become essential to the knowledge of genetic patterns. The study assessed genetic diversity of a Mezilaurus itauba population, detecting similarity and dissimilarity evaluating distribution intensity of adult and juvenile trees in remnant rain forest fragments in southern Amazon, Brazil. Leaf and cambium samples were randomly collected from 36 reproductive individuals. Eleven RAPD (random-amplified polymorphic DNA) primers were tested for genetic similarity analyses. The obtained data demonstrated that the species presented 79.77% polymorphism among the loci observed, with genetic diversity occurring between juvenile and adult trees. The population studied presented genetic diversity, forming three well-distinguished groups.

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Author Biographies

Alexandre Ebert, Universidade Federal de Mato Grosso

Discente de Doutorado em Economia, Universidade Federal de Mato Grosso, UFMT, Cuiabá, UF, Brasil.

Aisy Botega Baldoni Tardin, Embrapa Agrossilvipastoril

Pesquisadora Drª, Embrapa Agrossilvipastoril, Sinop, MT, Brasil.

Leandro Skowronski, Universidade Católica Dom Bosco

Discente de Doutorado em Ciências Ambientais e Sustentabilidade Agropecuária, Universidade Católica Dom Bosco, UCDB, Campo Grande, MS, Brasil.

Michel Ângelo Constantino de Oliveira, Universidade Católica Dom Bosco

Prof. Dr., Programa em Ciências Ambientais e Sustentabilidade Agropecuária, UCDB, Campo Grande, MS, Brasil.

João Henrique de Souza Barros, Universidade Católica Dom Bosco

Discente de Doutorado em Ciências Ambientais e Sustentabilidade Agropecuária, Universidade Católica Dom Bosco, UCDB, Campo Grande, MS, Brasil.

Reginaldo Brito da Costa, Universidade Católica Dom Bosco

Prof. Dr., Programa em Ciências Ambientais e Sustentabilidade Agropecuária, UCDB, Campo Grande, MS, Brasil.

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Published

2017-06-13

How to Cite

Ebert, A., Tardin, A. B. B., Skowronski, L., Oliveira, M. Ângelo C. de, Barros, J. H. de S., & Costa, R. B. da. (2017). Genetic diversity of a natural population of Mezilaurus itauba (Meisn.) Taub. ex Mez. in the southern Amazon, Brazil. Semina: Ciências Agrárias, 38(3), 1635–1640. https://doi.org/10.5433/1679-0359.2017v38n3p1635

Issue

Section

Communication

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