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249  Articles
1 of 26 pages  |  10  records  |  more records»
En esta investigación se desarrolló una técnica in vitro para producir y propagar híbridos intergenéricos a partir de semillas inmaduras producto del cruzamiento del girasol cultivado Helianthus annuus L. con la especie silvestre Tithonia rotundifolia (Mi... see more

Se realizó el cruzamiento entre el girasol cultivado Helianthus annuus y la especie silvestre con potencial ornamental Tithonia rotundifolia. De tres materiales cultivados: AN-3, Primavera y HA 89, sólo se tuvo éxito con la línea pública de girasol cultiv... see more

Response of sunflower germplasms viz. cultivated sunflower H. annuus and two breeding lines H. annuus x T. rotundifolia and H. annuus x V. encelioides developed after wide hybridization were used for identification of drought tolerant sunflower genotypes ... see more




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O presente trabalho procurou pesquisar plantas medicinais como camomila (Matricaria chamomilla L.), calêndula (Calendula officinalis L.) e titônia (Tithonia rotundifolia) quanto à capacidade de absorção e fixação do chumbo em suas partes constituintes, em... see more

Medicinal plants are natural sources of effective antimicrobials from natural products. Tithonia diversifolia (Asteraceae) is a conventional herb that can be used for the treatment of malaria, wounds, and other diseases with biological propertie... see more

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