Yapeyú, Corrientes been the home of Lt. Juan de San Martín and his wife, Gregoria Matorras, were preserved. Yapeyú, Corrientes Yapeyú is a town in the province of Corrientes, Argentina, in the San Martín Department. It has about 2,000 inhabitants as per the , and it is known throughout the country because it was the birthplace of General José de San Martín (1778–1850), hero of the War of Independence. One of its notable monuments is the Arco Trunco. The word "Yapeyú" comes from the Guaraní language and means "ripe fruit"; in other times, it was also the name of the river that
Salta Province significant role in Salta, adding 20% to the economy. Gas and petroleum from the Tartagal, Aguas Blancas, Madrejones and Campo Durán centres is transported to Buenos Aires and Rosario by pipes. There is also an oil refinery located at Campo Durán. Mining includes uranium at Iruya, La Poma and San Carlos. Agriculture and its derived industries are still an important activity in the province, adding over 10% to output. Tobacco, sugar cane and viticulture are the most important and produce most of the exports from the area. Other crops mostly for local consumption are maize, beans, citrus, bananas, and tomatoes.