The culture of black pepper ( Piper nigrum L.) is of great socio-economical importance in the northern states of Brazil, Pará especially. However, its production has been suffering the incidence of diseases such as the one caused by the Cucumber mosaic virus(CMV) and the Piper yellow mottle virs (PYMoV). Although these viruses have already been reported in many of the Brazilian states, there are too few studies that address the virus diseases which affect this culture. Hence, this project ...

Status: Completed     Start date: Sat Sep 01 00:00:00 GMT-03:00 2007

The project consists of studying the parasitic communities of fish species such as catfish and scales fish in the Amazon River system. The main points of analysis are the description of these parasitic communities, description of new species and checking whether the size of the host fish has an influence on the abundance of these parasites, their diversity, seasonal variation and their dispersion in the fish. The parasitic communities of different species of fish will be compared, as well as

Status: Completed     Start date: Tue Mar 01 00:00:00 GMT-03:00 2016