11/10/04 SAO PAULO (Dow Jones)--Brazilian soy production could reach 140million metric tons by 2020, according to a study released by Brazil'sdevelopment bank, or BNDES.There is an additional 15 million hectares of land available innortheastern states of Bahia, Piaui, Maranhao and Tocantins where soycould be planted, according to economist Tagore Siqueira, who wasresponsible for the BNDES study.Currently, these regions represent 5% of Brazil's soy production,which is expected to reach roughly 60 million tons for the 2004-05(October-September) crop.The study also concluded that development in these regions could bestymied by poor infrastructure and that investments in rail transportationare of key importance for future production in the area.Brazil is the world's No. 2 soybean producer.