Phytotoxicity of organic extracts of Turnera ulmifolia L. and Turnera diffusa Willd. ex Schult. in cucumber seeds

We evaluated the phytotoxic effects that the hexane, ethyl acetate and methanol extracts from leaves and branches of the species Turnera ulmifolia L. and Turnera diffusa Willd. ex Schult. (Turneraceae), at concentrations of 1.25, 2.50, 3.75 and 5.00 mg ml-1, have on seed germination and seedling dev...

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Bibliographic Details
Main Authors: Daniel Moreto Silvestre, Rosana Marta Kolb, Fernando Frei, Catarina dos Santos
Format: Article
Language:English
Published: Sociedade Botânica do Brasil 2013-09-01
Series:Acta Botânica Brasílica
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-33062013000300003&lng=en&tlng=en