Mutagenic activity of airborne particulate matter from the urban area of Porto Alegre, Brazil

by Vera Maria Ferrão Vargas, Rubem Cesar Horn, Régis Rolim Guidobono, Ana Beatriz Mittelstaedt, Irascema Girardi de Azevedo
Published 1998-06-01

Novas ocorrências de liquens corticícolas crostosos para a região sul do Brasil New records of corticolous crustose lichens from southern Brazil

by Márcia Isabel Käffer, Marcela Eugenia da Silva Cárceres, Vera Maria Ferrão Vargas, Suzana Maria de Azevedo Martins
Published 2010-12-01

Air quality assessment in different urban areas from Rio Grande do Sul state, Brazil, using lichen transplants

by NATÁLIA MOSSMANN KOCH, FABIANE LUCHETA, MÁRCIA ISABEL KÄFFER, SUZANA MARIA DE AZEVEDO MARTINS, VERA MARIA FERRÃO VARGAS

Reproductive outcomes in an area adjacent to a petrochemical plant in southern Brazil

by Lenice Minussi Oliveira, Nina Stein, Maria Teresa Vieira Sanseverino, Vera Maria Ferrão Vargas, Jandyra Maria Guimarães Fachel, Lavínia Schüler

Reproductive outcomes in an area adjacent to a petrochemical plant in southern Brazil Riscos reprodutivos em região próxima ao pólo petroquímico de Triunfo no Sul do Brasil

by Lenice Minussi Oliveira, Nina Stein, Maria Teresa Vieira Sanseverino, Vera Maria Ferrão Vargas, Jandyra Maria Guimarães Fachel, Lavínia Schüler
Published 2002-02-01

Caracterização da comunidade liquênica corticícola de Porto Alegre e áreas adjacentes, RS, Brasil Characterization of the corticolous lichen community from Porto Alegre and adjacen...

by Márcia Isabel Käffer, Camila Alves, Marcela Eugenia da Silva Cáceres, Suzana Maria de Azevedo Martins, Vera Maria Ferrão Vargas
Published 2011-12-01