In April, pulp exports equaled 766,000 tonnes - up 43% from the previous month and 140% higher than shipments a year earlier.
Wood fibre costs remained unchanged in the local currency in the second quarter of the year, but increased by 8% in US dollars compared with the previous quarter.
According to the study, the Brazilian pulp industry has had a "record 2008", despite the economic downturn with production last year reaching 12.8m tonnes, up from 11.8m tonnes in 2007.
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