The largest of the rivers through which Argentina drains into the Plata system are the Pilcomayo, which rises in Bolivia and flows south-east along the Argentine frontier for about 400 m.; the Bermejo, which rises on the northern frontier and flows south-east into the Paraguay; and the Salado del Norte (called Rio del Juramento in its upper course), which rises on the high mountain slopes of western Salta and flows south-east into the Parana.
In Tucuman and eastern Salta the same division into forests and open plains exists, but the former are of denser growth and contain walnut, cedar, laurel, tipa (Machaerium fertile) and quebracho-colorado (Loxopterygium Lorentzii).
(27,000), Salta (18,000), Corrientes (18,000), Chivilcoy (15,000), Gualeguaychu (13,300), San Nicolas (13,000), Concordia (11,700), San Juan (11,500), Rio Cuarto (10,800), San Luis (10,500), Barracas al Sud (10,200).
In the provinces of Tucuman, Salta and Jujuy the main industry is sugar growing and manufacture.
There is more than one meaning of Salta discussed in the 1911 Encyclopedia.