The Physical Grain Market ('''') of the BCR is the most important in Argentina in terms of its volume of operations, and provides reference prices for the national and international markets. Most of the country's production of
cereals and
oilseeds is traded within it, especially
soybean. The
region around Rosario contains more than 80% of the vegetable oil industry of Argentina and its ports, (
Rosario and
San Lorenzo-Puerto San Martín), handle more than 90% of the Argentine export of soybean and its derivatives. The Board of Trade additionally operates a complex of laboratories which analyze and provide quality certifications for samples of agricultural products, soil and water. == Futures exchange ==