A review of the ticks (Acari, Ixodida) of Brazil, their hosts and geographic distribution - 1. The State of Rio Grande do Sul, Southern Brazil

A review of the ticks (Acari, Ixodida) of the State of Rio Grande do Sul, southern Brazil, Gift Card was completed as a step towards a definitive list (currently indicated as 12) of such species, their hosts and distribution.The ticks: Argas miniatus (poultry), Ixodes loricatus (opossums), Amblyomma aureolatum (dogs), A.calcaratum (anteaters), A.co

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Influence of grain size of acidic NiMo/TS-1 on its catalytic performance for hydrodesulfurization of dibenzothiophenes

TS-1 zeolites with different grain sizes were prepared under hydrothermal conditions by tuning the amount of template agent, chelating Stove Clockwork Timer agent, and temperature, which were further used as supports for the NiMo/TS-1 catalysts.The optimization of synthesis conditions has achieved controllable synthesis of grain sizes from nano-sca

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Race and nation in the Dominican Republic

[First paragraph] Coloring the Nation: Race and Ethnicity in the Dominican Republic.DAVID HOWARD.Oxford: Signal; Boulder: Lynne Rienner, 2001.x + 227 pp.(Paper US$ 19.95) Race and Politics in the Dominican Republic.ERNESTO SAGAS.Gainesville: University Press of Florida, 2000.xii + 161 pp.(Cloth US$ 49.95, Paper US$ 24.95) Peasants an

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