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Susceptibility of Triatoma infestans to deltamethrin in Rio Grande do Sul, Brazil
Sonoda,Ivan Vieira; Pessoa,Grasiele Caldas D'Ávila; Cortez,Mirko Rojas; Dias,João Carlos Pinto; Romanha,Alvaro José; Diotaiuti,LiléiaStrategies for controlling Chagas disease are based on spraying infested houses with pyrethroid insecticides. However, the intense use of these insecticides has promoted resistance of Triatoma infestans and, in Argentina, Bolivia and Southern Brazil, low levels of resistance have been reported. Due to the persistence of T. infestans in the state of Rio Grande do Sul (RS), we evaluated the occurrence of deltamet...
Biological aspects of crosses between Triatoma maculata (Erichson, 1848) and Tr...
Belisário,Carlota Josefovicz; Pessoa,Grasielle Caldas D'Ávila; Diotaiuti,LiléiaDue to morphological similarities between Triatoma maculata and T. pseudomaculata, which comprise the "maculate complex", both had been regarded as the same species until 1964. Considering that the studies on triatomine hybridization permit hypotheses formulation concerning origin and divergence of species, enabling a quantitative analysis of taxonomic relationships between species, the present investigation wa...
Ethnobotany in the Center of Portugal (Santarém)
Gaspar, Natália; Godinho, Joana; Vasconcelos, T.; Caldas, D.; Mendes, Patrícia; Barros, OlgaIn recent years, the interest in the practical applications of local people's knowledge has been renewed. The potential uses of ethnobotanical information can be used for new marketable purposes. In order to keep alive the ancient relationship of useful flora amongst our people, we carried out ethno-botanical research in the Center of Portugal (Santarem). Useful plants and traditional remedies and other uses ar...
Plantas com uso medicinal na região de Santarém
Mendes, P.; Caldas, D.; Brido, M.; Gaspar, NatáliaDurante os anos de 1994-1996 os autores realizaram um trabalho de prospecção das plantas mais usadas na região de Santarém com utilização medicinal. Este trabalho foi desenvolvido no âmbito dos estágios intercalares do curso de Produção Agrícola. A recolha da informação foi obtida através de inquéritos orais em 48 povoações, do distrito de Santarém. Foram referenciadas com efeitos medicinais cerca de 101 taxa, ...
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